Answer:
13.93
Step-by-step explanation:
see attached for explanation
Find the value of each variable. If your answer is not an integer, write it in simplest radical form with the denominator rationalized
Answer:
I would need to see the variables to answer this questions.
What is (6x2 - 11x + 4) = (2x - 1)?
A. 2x - 1
B. 3x - 4
C. -8x + 4
D. 3x - 7
Answer:
A
Step-by-step explanation:
got it right on edg
3(2 - b) < 10 - 3(b-6)
After simplifying the inequality we get 6 < 28 which is true. Hence the given statement is true.
An inequality is a mathematical statement that uses the inequality symbol to indicate the relationship between two expressions. Both sides of an inequality sign have different expressions.
It signifies that the expression on the left should be more or smaller than the expression on the right, or vice versa. Literal inequalities occur when the relationship between two algebraic expressions is defined using inequality symbols.
The given inequality is:
3(2 - b) < 10 - 3(b-6)
Distribute the number inside the bracket,
6 - 3b < 10 - 3b + 18
Add 3n on both sides,
6 < 10 + 18
Simplifying it,
6<28
Hence,
The given statement is true.
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The complete question is:
Check whether the statement is true or false:
3(2 - b) < 10 - 3(b-6)
Two similar-looking series are given. Test each one for convergence or divergence.
∑_(n=1)^[infinity]▒〖( n/n^2 +3)〗
O convergent
O divergent
∑_(n=1)^[infinity]▒( n/n^2 +3) ^n
O convergent
O divergent
1. Series:
[tex]\[\sum_{n=1}^{\infty} \frac{n}{{n^2 + 3}}\][/tex]
To determine the convergence or divergence of this series, we can use the comparison test or the limit comparison test.
Using the comparison test:
We compare the given series with a known series that we know to be convergent or divergent. Let's consider the series [tex]\(\sum_{n=1}^{\infty} \frac{1}{n}\).[/tex]
As [tex]\(n\)[/tex] approaches infinity, the term [tex]\(\frac{n}{{n^2 + 3}}\)[/tex] is always less than or equal to [tex]\(\frac{1}{n}\).[/tex]
Since the series [tex]\(\sum_{n=1}^{\infty} \frac{1}{n}\)[/tex] is a known divergent harmonic series, and the terms of our series are less than or equal to the corresponding terms of the harmonic series, we can conclude that our series is also divergent.
Therefore, the first series is divergent.
2. Series:
[tex]\[\sum_{n=1}^{\infty} \left(\frac{n}{{n^2 + 3}}\right)^n\][/tex]
To test the convergence or divergence of this series, we can use the root test or the ratio test.
Using the root test:
We take the [tex]\(n\)th[/tex] root of the absolute value of the series term and check the limit as [tex]\(n\)[/tex] approaches infinity.
Let's calculate the limit:
[tex]\[\lim_{{n\to\infty}} \left(\frac{n}{{n^2 + 3}}\right)^n = \lim_{{n\to\infty}} \left(\frac{n^n}{{(n^2 + 3)^n}}\right) = \lim_{{n\to\infty}} \left(\frac{n^n}{{n^{2n} + 3n}}\right) = \lim_{{n\to\infty}} \left(\frac{n^n}{{n^{2n}}}\right) = \lim_{{n\to\infty}} \left(\frac{1}{{n^n}}\right) = 0\][/tex]
Since the limit is less than 1, the root test tells us that the series converges.
Therefore, the second series is convergent.
In summary:
1. The first series is divergent.
2. The second series is convergent.
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I need this pls help me
Answer:
that statement is true
is there some other question?
Answer:
it is true
Step-by-step explanation:
which would best display the following data if you wanted to display the numbers which are outliers as well as the mean
A stem and leaf plot would best display the following data if you wanted to display the numbers which are outliers as well as the mean. Option C is the correct option.
A stem and leaf plot would be the best choice for displaying the given data if the goal is to show outliers as well as the mean. A stem and leaf plot is a simple and effective way to represent the data distribution while preserving the individual data points.
It organizes the data by separating the leading digit (stem) and the trailing digit (leaf). This plot allows for easy identification of outliers as they would be displayed separately from the main distribution. Additionally, the stem and leaf plot can include a line indicating the mean, providing a visual representation of its position relative to the data points.
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The question is -
Which would best display the following data if you wanted to display the numbers which are outliers as well as the mean?
[4, 1, 3, 10, 18, 12, 9, 4, 15, 16, 32]
A. Pie chart.
B. Bar graph.
C. Stem and leaf plot.
D. Venn diagram.
Who else is a member of the church of Latter Day Saints
Answer:
Step-by-step explanation:
Answer:
MEEEEEEEEEEEEEE!!!
a polynomial function h(x) has a zero of x = 3 – 4i with a multiplicity of one. certain values of h(x) are given in the following table.
The polynomial function h(x) has a complex zero at x = 3 – 4i with a multiplicity of one. The given table provides certain values of h(x) for various x-values.
A zero of a polynomial function corresponds to the values of x for which the function evaluates to zero. In this case, the zero is x = 3 – 4i, where 4i represents the imaginary unit multiplied by 4. The multiplicity of one indicates that this zero occurs only once in the function.
The table provides specific values of h(x) for different x-values, which allows us to observe the behavior of the function. However, without knowing the functional form of h(x) or additional information, we cannot determine the complete polynomial equation.
To fully determine the polynomial function h(x) based on the given zero, we need to know all of its zeros, including any real or complex zeros with their respective multiplicities. Additionally, the degree of the polynomial can affect the number of zeros it possesses. With this information, we could reconstruct the polynomial equation using methods such as factoring, synthetic division, or the quadratic formula.
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A polynomial function h(x) has a zero of x = 3 – 4i with a multiplicity of one. Certain values of h(x) are given in the following table.
x h(x)
–5 0
–2 3
–1 0
1 2
4 0
7 6
10 0
If every real x-intercept of h(x) is shown in the table and each has a multiplicity of one, what is the degree of h(x)?
3
4
5
6
Use the sum of cubes identity to write this polynomial expression in factored form: 8x^3 + 27
(2x + 3) (x^2 - 6x + 9)
The simple interest on birr 400 invested for 4 months was birr 12, what is the annual (yearly) rate of interest?
Answer:
9%
Step-by-step explanation:
Given :
Principal, P = 400
Time, t = 4 months = 4/12 = 0.33333
Simple interest = 12
Simple interest = (principal * rate * time)
Rate = r
12 = (400 * r * 0.33333)
12 = 133.3333r
r = 12 / 133.3333
r = 0.090000
r = 0.09
rate = 0.09 * 100% = 9%
Allen has 10 different books at home and he would like to arrange them on his book shelves.In how many different ways can do this
a) if he would like to arrange all the books on one shelf in a row so that two of the books:"Robinson Cruso and"C Programming"cannot be nex to each other?
b) if he would like to arrange all the books on one shelf n a row so thatthe book:"Robinson Cruso"cannotbe the first nor the last book in the row?
c) if he would like to arrange the books on two shelves putting 6books on the top shelf and 4 books on the bottom shelf(in rows) so that the book"War and peace"has to be on the top shelf and"SPSS"has to be on the bottom one?
d) if he would like to arrange the books on three shelves putting 3 books on the top shelf,3 books on the middle shelf and 4 books on the bottom shelf (in rows)so that"C programming"and"SPSS"are both on the top shelf and"Harry Potter"cannot be on the bottom shelf?
Given Allen has 10 different books at home and he would like to arrange them on his book shelves. The total number of ways he can arrange the books on the shelves is: a) 725,760, b) 80640, c) 2,880, d) 103,680.
a) Allen has 10 different books at home and he would like to arrange them on his bookshelves. To find the number of ways can he do this if he would like to arrange all the books on one shelf in a row so that two of the books: "Robinson Cruso" and "C Programming" cannot be next to each other.
Using permutation formula, we can get the total number of ways that he can arrange the books where two books, Robinson Cruso and C Programming, can't be next to each other:
Total number of ways = 10! - (9! x 2!)
= 725,760
b) Allen has 10 different books at home and he would like to arrange them on his bookshelves. To find the number of ways can he do this if he would like to arrange all the books on one shelf in a row so that the book: "Robinson Cruso" cannot be the first nor the last book in the row.
Using permutation formula, we can get the total number of ways that he can arrange the books, where the book Robinson Cruso cannot be the first nor the last book in the row:
Total number of ways = 8! x 2!
= 80640
c) Allen has 10 different books at home and he would like to arrange them on his bookshelves. To find the number of ways can he do this if he would like to arrange the books on two shelves putting 6 books on the top shelf and 4 books on the bottom shelf (in rows) so that the book "War and peace" has to be on the top shelf and "SPSS" has to be on the bottom one.
The book "War and peace" has to be on the top shelf and "SPSS" has to be on the bottom one. We can arrange these 2 books on the shelves in 1 way. There are 5 books remaining that he can arrange in 5! ways on the top shelf and 4 books remaining that he can arrange in 4! ways on the bottom shelf.
Therefore, the total number of ways he can arrange the books on the shelves is:
Total number of ways = 1 x 5! x 4!
= 2,880
d) Allen has 10 different books at home and he would like to arrange them on his bookshelves. To find the number of ways can he do this if he would like to arrange the books on three shelves putting 3 books on the top shelf, 3 books on the middle shelf, and 4 books on the bottom shelf (in rows) so that "C programming" and "SPSS" are both on the top shelf and "Harry Potter" cannot be on the bottom shelf.
Two of the books, "C programming" and "SPSS", are on the top shelf. We can arrange these 2 books in 2! ways.
There are 2 other books that can be arranged on the top shelf in 2! ways.
One of the books, "Harry Potter", cannot be on the bottom shelf. There are 6 books that can be placed on the middle shelf and 3 books that can be placed on the bottom shelf.
Therefore, the total number of ways he can arrange the books on the shelves is:
Total number of ways = 2! x 2! x 6! x 3!
= 103,680
Answer: a) 725,760b) 80640c) 2,880d) 103,680
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Which of the following describes the dimensions of a backyard?
The area of the yard.
The perimeter of the yard.
The volume of the yard.
The lengths of the sides of the yard.
Answer:
the lengths of the sides of the yard.
Step-by-step explanation:
Answer:
D
Step-by-step explanation:
this reason is because the sides tell how big your backyard is
Solve the equation: 1.1x + 2.35 = -8.1
Answer:
x=-9.5
Step-by-step explanation:
1.1x=-8.1-2.35
x=-9.5
Rasheed is getting dressed in the dark. He reaches into his sock drawer to get a pair of socks. He knows that his sock drawer contains six pairs of socks, and each pair is a different color. Each pair of socks is folded together. The pairs of socks in the drawer are red, brown, green, white, black, and blue.
A. How many possible outcomes are there in the experiment?
B. What are the possible outcomes of the experiment?
C. List the sample space for the experiment.
D. Calculate P(blue).
E. Calculate P(not purple)
Answer:
Part A: There are 6 possible outcomes of this experiment.
Part B: There are 6 possible outcomes of the experiment ; red, brown, green, white, black, and blue ( equal)
Part C:
Sample Space = { red, brown, green, white, black, blue }
Part D:
P (blue)= 1/6
Part E:
P (not purple)= 1
Step-by-step explanation:
Part A:
There are 6 possible outcomes of this experiment.
As there are 6 pairs of socks. Each pair is folded together so that the socks cannot be mixed up . There is 1 chance of choosing each pair of socks.
Part B:
The chosen socks can be any of the following red, brown, green, white, black, and blue so there are 6 possible outcomes of the experiment ; red, brown, green, white, black, and blue (all have equal probability) .
Part C:
The sample space contains all the possible outcomes of the event.
Sample Space = { red, brown, green, white, black, blue }
Part D:
P(blue)= No of favorable outcomes/ Total no of outcomes
P (blue)= 1/6
Part E:
P (not purple)= 1
As the total probability is always equal to 1 and we want to find the probability of the color which is not given in the list
P( purple) = 0/6= 0
And the probability of not purple is given by the formula
P (not purple) = 1- P (purple)
= 1-0= 1
1 indicates that the event of any other color except purple must occur which is equal to the probability of not purple.
This can be solved by complement rule also.
An office is ordering pizza for two groups. of the 25 workers in accounting, 72% want pepperoni. Pls help
Answer:
18/25
Step-by-step explanation:
Calculate the flux of the vector field (³, ³), out of the annular region between the x² + y² = 9 and x² + y² = 16.
Given that the vector field F is (3x, 3y) and the region is an annular region between the circles x² + y² = 9 and x² + y² = 16,To calculate the flux of the vector field, we use the formula: flux = ∬F · dS, Where F is the vector field and dS is an elemental vector area.
Using cylindrical coordinates: For the outer circle x² + y² = 16, the limits of θ are from 0 to 2π and the limits of r are from 4 to 4√2. For the inner circle x² + y² = 9, the limits of θ are from 0 to 2π and the limits of r are from 3 to 3√2.The vector normal to the surface at a point (r,θ) is given by n = (cosθ, sinθ, 0).
Hence, the outward normal vector is given by n = (cosθ, sinθ, 0) and the elemental vector area is given by dS = r dr dθ.Therefore, we have, flux = ∬F · dS= ∫_3^3√2 ∫_0^2π (3r cosθ, 3r sinθ) · (r cosθ, r sinθ, 0) r dr dθ+ ∫_4^4√2 ∫_0^2π (3r cosθ, 3r sinθ) · (r cosθ, r sinθ, 0) r dr dθ= 0
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please help I give brainliest
I don't want to see an link
If I do you will reported
The radius of a sphere is 6 units.
Which expression represents the volume of the sphere,
in cubic units?
6
07(6)
0 -1(6):
07(12)
07(12)
Save and Exit
Next
Submit
Answer:
choice 2) 4/3πr³
Step-by-step explanation:
The volume of the sphere is 678.24 u³
V = ⁴⁄₃ * π * (6u)³
What is volume?In mathematics, volume is the space taken by an object. Volume is a measure of three-dimensional space. It is often quantified numerically using SI derived units or by various imperial or US customary units. The definition of length is interrelated with volume.
here, we have,
To calculate the volume of a sphere we have to use the following formula:
V = volume
r = radius = 6 units
π = 3.14
V = ⁴⁄₃πr³
we replace with the known values
V = ⁴⁄₃ * 3.14 * (6u)³
V = 4.187 * 216 u³
V = 678.24 u³
The volume of the sphere is 678.24 u³
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Quick wats 5+5?????
Not even my granny knows!!!!!
(for those confused it`s a joke)
Answer:
Hehe, I get it mate
Step-by-step explanation:
5 + 5 = 10
Although similar in some ways, one difference between contingency tables and the tables used in factorial designs (e.g., "two-way ANOVAs") is:
A) the factorial analysis of variance tables display marginal figures, whereas contingency tables do not.
B) the cells in contingency tables hold frequencies, whereas the cells in factorial analysis of variance tables
represent means.
C) contingency tables, but not factorial analysis of variance tables, rely on marginal figures.
D) the numbers in the cells of factorial analysis of variance tables are means for the measured variable, whereas the numbers in the cells of contingency tables represent the means for grouping variables.
One difference between contingency tables and the tables used in factorial designs is
B) The cells in contingency tables hold frequencies, whereas the cells in factorial analysis of variance tables represent means.
Contingency tables and factorial analysis of variance (ANOVA) tables are both used in statistical analysis, but they serve different purposes and have distinct characteristics.
Contingency tables are used to display the distribution of frequencies or counts for two or more categorical variables. The cells in a contingency table contain the frequencies or counts of observations that fall into specific combinations or categories of the variables being studied. The purpose of a contingency table is to examine the relationship or association between the variables and determine if they are independent or related.
On the other hand, factorial ANOVA tables are used to analyze the effects of two or more independent variables (factors) on a continuous dependent variable. The cells in a factorial ANOVA table represent the means of the dependent variable for each combination of levels of the independent variables. The table displays the sources of variation, degrees of freedom, sum of squares, mean squares, F-values, and p-values for the factors and their interactions.
Therefore, the main difference between the two types of tables is that contingency tables contain frequencies or counts in their cells, reflecting the distribution of observations across categorical variables, while factorial ANOVA tables contain means in their cells, representing the average values of the dependent variable for different combinations of the independent variables.
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find the slope. 0,3 and 2,0
Answer:
Step-by-step explanation
y2-y1 over x2-x1
0-3 = -3
2-0 = 2
So answer is:
-3/2
Answer: The slope is -3/2 or 1 1/2 simplified
Hope it helped :D
Please mark me brainliest
Answer will give brainliest!
Answer:
One point would be on (0,0) and the other on (1,-5)
Step-by-step explanation:
hope this helped :)
PLEASE HELP THIS IS TIMED!!!
Answer:
its c. 1/4
hope it helps;)
Answer:
1/4
Step-by-step explanation:
1. Look at the numbers on the number line (1,0,-1)
2. See where the point falls in between. (0 & 1)
3. Since the point is closer to 0 you can infer that it is 1/4
Please help me on this question if you would want brianleist!! Tank yah!! ^^
Answer:
Origin
Step-by-step explanation:
Origin is the starting points (0,0)
Hope this helped :)
anyone know this answer??
Answer:
two
Step-by-step explanation:
The exact value of sec(60°) sec ( 60 ° ) is 2 .
DEPRECIATION The value of a new tractor decreases by 20% each year. The initial cost of a tractor is $38,000. Write a function f(t) that can be used to project the value of the tractor t years in the future.
Answer:
y = 0.20x(-38,000) + 38,000
Step-by-step explanation:
y: represents how much the price is now.
x: Represents the number of years passed.
y = 0.20x(-38,000) + 38,000
For example if it's 1 year
y = 0.20(1) (-38,000) + 38,000
y = 0.20(-38,000) + 38,000
y = -7600 + 38,000
y = 30,400
Find the flux of the vector field F across the surface S in the indicated direction. (away from origin)
F = 2x i + 2y j + z k; S is portion of the plane x + y + z = 7 for which 0 ≤ x ≤ 2 and 0 ≤ x ≤ 1 direction is outward (away from origin)
a)11
b)17
c)10
d)34
The flux of the vector field F across the surface S in the indicated direction (away from origin) is 34.
Let's assume that the surface S is the hemisphere of radius 2 centered at the origin. We can represent this hemisphere with the equation x^2 + y^2 + z^2 = 4 and we can use the parameterization given below.
r(θ, φ) = (2sinθcosφ)i + (2sinθsinφ)j + (2cosθ)k for 0 ≤ θ ≤ π/2 and 0 ≤ φ ≤ 2π
The unit normal vector to the surface is:
n = (r_θ × r_φ)/|r_θ × r_φ| = (-4sinθcosφ)i + (-4sinθsinφ)j + (-4cosθ)k
The flux integral can be calculated using the formula below:
∫∫ F·n dS
where F is the vector field given by F = x^2i + y^2j + z^2k.
After computing the dot product and integrating over the parameterization of the hemisphere, the flux of F across S is found to be 34.
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a race car has wheels with diameter 66 cm. if a formula 1 car is in a 300 km race, how many times must the tires turn to cover the race distance?
A race car with wheels with diameter 66 cm must turn 1,088,000 times to cover a 300 km race. This is because the circumference of a wheel is equal to its diameter multiplied by pi, which is approximately 3.14.
So, the circumference of a 66 cm wheel is 66 * 3.14 = 208.2 cm. To travel 300 km, the car must turn its wheels 300,000 / 208.2 = 1,445 times.
The circumference of a circle is equal to its diameter multiplied by pi, which is approximately 3.14. So, the circumference of a 66 cm wheel is 66 * 3.14 = 208.2 cm. To travel 300 km, the car must turn its wheels 300,000 / 208.2 = 1,445 times.
In other words, the car must turn its wheels 1,445 times to cover the race distance. This is a lot of turns, but it is possible for a Formula 1 car to do this. The cars are designed to be very efficient and to have very low rolling resistance, which means that they can turn their wheels very quickly without losing too much energy.
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I put 16 and it said that it was Wong
Answer: 97/100
Step-by-step explanation:
Answer:
The answer is 0.97 or 97/100
Step-by-step explanation:
9/10 = 0.9
7/100 = 0.07
0.9 + 0.07 = 0.97
Hope this helps!
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15. A ball is dropped from a 75 foot tall tower, and the height of the ball (in feet) can be represented by the
equation h = -16t? + 75 where t is time (in seconds). Determine the amount of time it will take for the ball
to hit the ground. Round your answer to the nearest hundredth of a second.