Sketch the graph of y = negative 2 x squared + x + 1 using your graphing calculator. What are the x-intercepts of this graph? a. (1, 0) and (-0.5, 0) c. There are no x-intercepts b. (-2.5, 0) and (-2, 0) d. (-1.5, 0) and (-0.5, 0)

Answers

Answer 1

The x-intercept is (1, 0) and (-0.5, 0).

The correct option is (a)

What is intercept?

The x-intercept is the point where a line crosses the x-axis, and the y-intercept is the point where a line crosses the y-axis.

Given function is:

f(x)= [tex]-2x^{2}+x+1[/tex]

So, The graph of this equation is attaches below.

The x- intercepts of this graph

[tex]\mathrm{X\:Intercepts}:\:\left(-\frac{1}{2},\:0\right),\:\left(1,\:0\right)[/tex]

or

X intercepts: (1, 0) and (-0.5, 0)

Hence, the x-intercept is (1, 0) and (-0.5, 0).

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Sketch The Graph Of Y = Negative 2 X Squared + X + 1 Using Your Graphing Calculator. What Are The X-intercepts

Related Questions

Write down the integer values satisfied by this diagram. I n -9 -8 -7 -6 -5 -4 -3 -2 -1 0 1 2 3 4 5 6 7 8 9​

Answers

A number line is just that – a straight, horizontal line with numbers placed at even increments along the length. The integer values that satisfy the given diagram are 0, 1, 2, and, 3.

What is a number line?

A number line is just that – a straight, horizontal line with numbers placed at even increments along the length. It’s not a ruler, so the space between each number doesn’t matter, but the numbers included on the line determine how it’s meant to be used.

Given a solid dot at 3, while an open dot at -1, also, there is a line from -1 to 3. Therefore, the integer values that satisfy the given diagram are 0, 1, 2, and, 3.

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Pls help asap and show your work I’ll give brainliest

Answers

Answer: 3360 ft squared

Step-by-step explanation:

Short side : 30 x 14 = 420

Long side 30 x 3 x 14 = 1260

420 + 420 + 1260 + 1260 =  3360

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have a nice day

Area of shorter side

BH30(14)420ft²

Area of longer sides

420(3)1260ft²

Total Lateral surface area

2(1260+420)2(1680)3380ft²

Renark:-

The general LSA formula of cuboid can also be used to solve

LSA=2×H(L+B)

The measure of an angle is 153°. What is the measure of its supplementary angle?

Answers

Answer:

27

Step-by-step explanation:

Supplementary angles add up to 180 degrees

So to find the measure of an angle supplementary to a given angle, we simply subtract the given angle from 180

The given angle here has a measure of 153 degrees

So the angle's supplement has a measure of 180 - 153 = 27 degrees.

a dice is rolled 50 times. the score of each is recorded in the table below

Answers

Answer:

No answer. There is no table. The answer for it is probably the frequency which is 8 for the 6 values of dice.

Step-by-step explanation:

50/6 = 8.33333....

So for the numbers 1,2,3,4,5,6 it is 8 times.

which means each number will have the frequency of 8.

This is the most answer that I could get. Since, there was no picture to support this answer. DO NOT PUT THIS AS YOUR REAL ANSWER BECAUSE IT MAY BE WRONG.

75, 73, 76, 78, 79, 78, 79, 81, 80, 82, 81, 84 what is the mean

Answers

Vvfhdhhdf. C f f d s d. F gggrbdidhdhjdjf jfiffbjfif ududbhdjr hdjdbhdud

Answer:

8

Step-by-step explanation:

Six positive integers have a range of 13 the integers are 5,9,7,12,3,x find the value of x

Answers

Answer:

16

Step-by-step explanation:

the range is the amount of numbers between the highest and lowest number in a set.  if the lowest number is 3, and the range is thirteen, and the number must be a positice, the highest number in the range is 16.

A survey of 800 college seniors resulted in the following crosstabulation regarding their undergraduate major and whether or not they plan to go to graduate school. Undergraduate Major Graduate School Business Engineering Others Total Yes 70 84 126 280 No 182 208 130 520 Total 252 292 256 800 Of those students who are majoring in business, what percentage plans to go to graduate school?a. 40.4.b. 10.5.c. 28.8.d. 30.0.

Answers

Using the percentage concept, it is found that of those students who are majoring in business, the percentage plans to go to graduate school is given by:

c. 28.8.

What is a percentage?

The percentage of an amount a over a total amount b is given by a multiplied by 100% and divided by b, that is:

[tex]P = \frac{a}{b} \times 100\%[/tex]

In this problem, there are 252 students majoring is business, and of those, 70 plan to go to graduate school, hence the percentage is given by:

[tex]P = \frac{70}{252} \times 100\% = 28.8\%[/tex]

Hence option C is correct.

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The sum of ages of fred and pat is 40 years. in four years the age of pat will be three times the age now. how old is each boy?

Answers

Pat is 4 and Fred is 38
Explanation:

please help only if u know

Answers

Answer

100

Step-by-step explanation:

bxh is the formula for area of the triangle (base_

so 5x4=20

20x5 (height) = 100

Answer:

80 cm

Step-by-step explanation:

formula

b x h x .5

b= the area of the base

Which is the best estimate of -14 1/9 (-2 9/10)?

Answers

Answer:

45.43

Step-by-step explanation:

Leigh plans to estimate the area of the figure on the grid by identifying the full and partial squares that make up the figure.

On a coordinate plane, a figure contains 3 full squares and 12 partial squares.

If Leigh uses the strategy, which statement best describes the figure?
3 full squares and 12 partial squares
3 full squares and 15 partial squares
4 full squares and 7 partial squares
4 full squares and 13 partial squares

Answers

If Leigh uses the strategy, the statement that describes the figure is A. 3 full squares and 12 partial squares.

How to depict the information?

From the information, Leigh plans to estimate the area of the figure on the grid by identifying the full and partial squares that make up the figure.

It was stated that on a coordinate plane, a figure contains 3 full squares and 12 partial squares.

Therefore, the correct option is A.

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prove that 6(n+6)-(2n+3) is odd number for all n£N​

Answers

Answer:

[tex]\begin{aligned}6(n+6)-(2n+3) & = 6n+36-2n-3\\& = 4n+33\\& = 4n + 32 + 1\\& = 2(2n+16) + 1\end{aligned}[/tex]

Any number multiplied by 2 is even, therefore 2(2n + 16) is even.

If 2(2n + 16) is even, then adding 1 to this makes it odd.

Thus proving that the given expression is an odd number for all [tex]n \in \mathbb{N}[/tex]

WILL GIVE BRAINLIEST!!!
If the measure of arc AB = 58 and the measure of arc CD = 18, what is the value of x? The figure is not drawn to scale.

Answers

The correct answer is option D. which is the angle x will be 38 degrees.

What is the angle of arc theorem?

The measure of the angle created when two chords collide inside a circle is one-half the sum of the arcs intercepted by the angle and its vertical angle.

Here we have a measure of arc AB = 58 and the measure of arc CD = 18, So what is the value of x?

The value of x will be calculated by using the angle of arc theorem.

x  =  Sum of the arcs / 2

x  = ( 58 + 18 ) / 2

x  = ( 38 degrees )

Therefore the correct answer is option D. which is the angle x will be 38 degrees.

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If 2^2x = 3, find 4^6x-5

Answers

2^12x-10
Explanation: (the picture)

Simplify the following expression: 4-3 x 4-8.

Answers

Answer: -3x^4-4

Step-by-step explanation: -3x^4+4-8 > =-3x^4-4


Alex is 16 years old and his brother is 5 years old. In many years will Alex be twice the age of his brother?

Answers

Answer:

Yes

Step-by-step explanation:

At the age of 22 Alex will have twice the age of His brother who is 11 years old

I don't know the answer help me please

Answers

Sugar gram in 250 ml apple juice
22.85 gram

The volume of a right rectangular prism can be found by using the product 9(4)(11). which expression could also be used to determine the volume of this prism? 11(9)(4) 9(4) 1 32(11) 9 4 11

Answers

Volume is a three-dimensional scalar quantity. The expression that could also be used to determine the volume of this prism is 11(9)(4).

What is volume?

A volume is a scalar number that expresses the amount of three-dimensional space enclosed by a closed surface.

The volume of a right rectangular prism can be found by using the product of 9(4)(11). The expression that could also be used to determine the volume of this prism is 11(9)(4).

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Answer:

11(9)(4)

Step-by-step explanation:

Hope this helps!!!!

pls help i hate math. three forces act on an object. one force pulls right with 60n. the second pulls left with 30n. the third pulls left 20n. what is the net force?

Answers

Answer:

20 is.the net force act in object

I need this problem solved

Answers

Answer:

5

Step-by-step explanation:

answer the questions and answer the questions please please please please please ​

Answers

42% of 50 => 42.50/100 = 21
110% of 80 => 110.80/100=88
50% of 56 => 50.56/100=28

After completing a fraction division problem, Clarice used multiplication to check her answer.

Division: 7 and one-half divided by 1 and one-half = 5. Check: 5 times 1 and one-half = 5 and one-half.

Could Clarice verify her answer?

Answers

Answer:

Step-by-step explanation:

After completing a fraction division problem, Clarice used multiplication to check her answer. Division: 7 and one-half divided by 1 and one-half = 5. Check: 5 times 1 and one-half = 5 and one-half. Could Clarice verify her answer? Explain.After completing a fraction division problem, Clarice used multiplication to check her answer. Division: 7 and one-half divided by 1 and one-half = 5. Check: 5 times 1 and one-half = 5 and one-half. Could Clarice verify her answer? Explain.Why can you use fraction multiplication to check the answer to a fraction division problem? How do you use multiplication to check a division problem?

Can someone help with this!

Answers

In the given image, [tex]a_{23}[/tex] is 5. The correct option is the first option 5

Matrix notation

From the question, we are to determine which entry in the given matrix represents [tex]a_{23}[/tex]

NOTE: For any entry denoted as [tex]a_{mn}[/tex], it represents the entry in the m-th row and n-th column.

Thus,  

 [tex]a_{23}[/tex] represents the entry in the 2nd row and 3rd column.

In the given image, the entry in the 2nd row and 3rd column is 5.

Hence, in the given image, [tex]a_{23}[/tex] is 5. The correct option is the first option 5

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A house is valued at £240 000.
Its value is predicted to rise by 2.8% per
annum.
Calculate its predicted value after 2 years.

Answers

The formula for calculating the amount predicted at t years is expressed as:

A = P(1+r)^t. The  predicted value after 2 years is £253.62

Exponential function

The formula for calculating the amount predicted at t years is expressed as:

A = P(1+r)^t

where

P is the principalr is the ratet is the time

Substitute the given parameters

A = 240(1+0.028)^2
A =240 (1.028)^2

A = £253.62

Hence the  predicted value after 2 years is £253.62

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Lexi had 3/4 of an apple pie. She gave 1/4 of what she had to her friend Julie. What fraction of the whole pie did Julie get?

Answers

Answer:

3/16 of the whole pie

Step-by-step explanation:

Lexi had 3/4 of an apple pie. She gave 1/4 of it to Julie. That means what Julie receives is the product of the whole and the portion.

==========================================================

Solving :

Therefore, the equation is :

⇒ 3/4 × 1/4

3/16 of the whole pie

*please help me out if you know how to solve, last person I asked just put a random awnser for point, the problem is bellow and there is a chart in the picture.*

6. In both Mr. Jacquez's Math 2 classes,
Period 2 and Period 3 were given the same test. The table below shows the results from the two classes.

a. Find the probability that a randomly selected student from Period 2's class failed the test.

b. Find the probability that a randomly selected student who failed the test is from Period 3's class​

Answers

     For both of these, we will divide the wanted outcome by the number of possible outcomes. We will end up with a decimal. A decimal multiplied by 100 becomes a percent.

[a] 50%

[tex]\displaystyle \frac{\text{wanted outcomes}}{\text{possible outcomes}} =\frac{\text{student failed}}{\text{Period 2's class}} =\frac{12}{24} =0.5,\:0.5*100=50\%[/tex]

[b] 52%

[tex]\displaystyle \frac{\text{wanted outcomes}}{\text{possible outcomes}} =\frac{\text{student failed from Period 3}}{\text{fails from both classes}} =\frac{13}{25} =0.52,[/tex]

    [tex]\displaystyle 0.52*100=52\%[/tex]

Use the formula a=p(1 rn)nt to find the amount in a compound interest account after t years, compounded n times a year. mary deposited $5,600 in an account, which compounded 1.9 percent quarterly, and left it there for 10 years. what was the amount in the account at the end of 10 years? round to the nearest dollar. $7,120 $6,769 $6,026 $5,872

Answers

Answer:

  (b)  $6,769

Step-by-step explanation:

The value in the account can be found by using the compound interest formula:

  A = P(1 +r/n)^(nt)

where P is the principal invested, r is the annual rate, n is the number of times per year interest is compounded, and t is the number of years.

__

apply formula

Using the given values in the formula, we have ...

  P = 5600, r = 0.019, n = 4, t = 10

  A = 5600(1 +0.019/4)^(4·10) = 5600×1.00475^40 ≈ 6768.752

The amount in the account at the end of 10 years was about $6,769.

_____

Additional comment

Any number of spreadsheets, calculators, or apps can find the future value (FV) for you. The attachment shows the use of a TI-84 calculator work-alike.

Yolanda invests $30,000 in an account that offers a compound interest rate of 7.9% per year. Which of the following is the correct equation for how much Yolanda will have in year 10? O A. A(10) = 30,000 • (1 + 0.079) 10 O B. A(10) = 30,000 - (1 + 0.79)10 - 1 O C. A(10) = 30,000 - (1 + 0.079)10 - 1 O D. A(10) = 30,000 - (1 + 0.079) 10 + 1

Answers

Answer: 77812.2738

Based on the given conditions

A ball is thrown into the air. The height in feet of the ball can be modeled by the equation, h(t) = −16t2 + 10t + 6 where t is the time in seconds the ball is in the air. When will the ball hit the ground? Write the function in intercept form. Group of answer choices:

A. h(t) = (−8t − 3)(2t + 2); the ball will hit the ground at 2.5 seconds

B. h(t) = (−8t + 3)(2t − 2); the ball will hit the ground at 2 seconds

C. h(t) = (8t − 3)(2t − 2); the ball will hit the ground at 1.5 seconds

D. h(t) = (−8t − 3)(2t − 2); the ball will hit the ground at 1 second  ​

Answers

A function assigns the value of each element of one set to the other specific element of another set. The correct option is D.

What is a Function?

A function assigns the value of each element of one set to the other specific element of another set.

The time at which the ball will hit the ground is,

h(t) = −16t² + 10t + 6

0 = -16t² + 10t + 6

8t² - 8t + 3t - 3= 0

8t(t-1)+3(t-1) = 0

(8t+3)(t-1)=0

t = -0.375, 1

Hence, the ball hit the ground at 1 second, while the function in intercept form can be written as h(t) = (−8t − 3)(2t − 2).

Thus, the correct option is D.

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Answer:

The answer above is correct, a teacher confirmed it, and the quiz marked it as correct.

Step-by-step explanation:

PLEASEEEE HELP DUE TODAY! MIGHT GIVE BRAINLIST! EFOORT WILL BE RESPECTED! PIC ATAACHED

Answers

The attached image represents the interval 2 < x ≤ 9 on the number line

How to highlight the interval?

The interval is given as:

2 < x ≤ 9

The above interval means that:

2 is exclusive of the values of x (because of the < inequality symbol)9 is inclusive of the values of x (because of the ≤ inequality symbol)

In inequality, the < symbol uses an open circle, while the ≤ uses a closed circle

Next, we highlight the interval using the above rules (see attachment)

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What type of scripts can tap in to your mobile devices GPS location, which can then be used in a game?geo-location scriptsgeo-level scriptsheightmap scriptsevasion vector scripts solve y=mx+b for x please help me Research suggests that laughter improves peoples emotional and physical well-being. Write a research-based essay to inform the reader about the positive effects of laughter on emotional and physical health. Properly cite research evidence to inform the audience about the topic. 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