what is the average rate of change?

f(x)=x^2+3

From x=0 to x=3​

Answers

Answer 1

Answer:

dk

Step-by-step explanation:

d


Related Questions

Please help is this a solution or inequality 5-x<8;x=-3

Answers

Answer:

Its a inequality

Step-by-step explanation:

YOUR WELCOME LOVE YOU

This is an inequality. Refer to the char below.

The two expressions we have is ‘5 - x’ and ‘8’. If X is equal to three, then we get ‘5 - 3’ and ‘8’. This comes out to 2 > 8.


Hope this helps :)

Ella is putting her savings into a retirement fund that will compound her $7000 semiannually at 7% interest. How much will her retirement fund be worth after 10 years? *

Answers

Answer:

8099

Step-by-step explanation:

12a[tex]12a^{2} -20a+16a^{3}[/tex]

Answers

Answer:

Step-by-step explanation:

4a(3a-5+4a^2)


please help
answer choices are:
a (-2,-8)
b (2,-8)
c (2,-4)
d. (-2,4)

Answers

The answer is c because you add 6 to the x-value and add 2 to the y-value. When reflecting across the x-axis, the y-value flips signs

What is a common tip percentage amount that people receive?

Answers

20% is a common tip

Answer:

15-20%

Step-by-step explanation:

can u make me brainiest thanks

6p = 3p + 2p + p is true for

Answers

Answer:

For any value

Step-by-step explanation:

Answer:

Anything substituted for p should be correct

Step-by-step explanation:

Given that [tex](ax+4)(2x+b)=2x^2+5x-12[/tex], what are the values of a and b?

Answers

Answer:

a = 1, b = - 3

Step-by-step explanation:

Expand the factors on the left side, then compare the coefficients of like terms on both sides.

left side

(ax + 4)(2x + b) ← expand using FOIL

= 2ax² + abx +8x + 4b

= 2ax² + x(ab + 8) + 4b

Compare coefficients of like terms with those on right side.

coefficients of x² terms

2a = 2 ( divide both sides by 2 )

a = 1

comparing constant terms

4b = - 12 ( divide both sides by 4 )

b = - 3

write the rational number as a decimal - 3/11​

Answers

Answer

0.27

Step-by-step explanation:

3 divided by 11

= 0.27

this is it I believe

Some one help ASAP PLEASE
Which expression represents 7 times the diffrence between 300 and 28?

Answers

Answer:

Answer

Step-by-step explanation:

300-28= g x 7

A nurse tells Andrew he is six feet tall. What is the equivalent of Andrew's
height in yards?
A. Three yards
B. Six yards
C. Twelve yards
D. Two yards

Answers

The answer is 2 yards

Answer:

Option D

Step-by-step explanation:

The answer is option D or "two yards." You can find the answer by knowing that a yard equals to three feet in length and because Andrew is six feet you can add three and three together giving you a total amount of two yards.

[tex]1y=3ft[/tex]

[tex]3+3=6[/tex]

[tex]1+1=2[/tex]

[tex]=2y[/tex]

Hope this helps.

Select the correct answer from the drop-down menu. Find the trinomial. (22-6) and (22+4) are the factors of​

Answers

Answer:

im about to solvee

Step-by-step explanation:

Morag typed 60 words in one minute. Express as a unit rate.

Answers

Answer:

60 words per minute...60/1...this is already in unit rate form

HELP PLS this is my last question

Answers

Answer:

The solutions to the system of the equations are:

[tex]y=1,\:x=3[/tex]

Step-by-step explanation:

Given the equations

[tex]y=\frac{2}{3}x-1;\:y=-x+4[/tex]

solving the system of equation

[tex]\begin{bmatrix}y=\frac{2}{3}x-1\\ y=-x+4\end{bmatrix}[/tex]

Arrange equation variables for elimination

[tex]\begin{bmatrix}y-\frac{2}{3}x=-1\\ y+x=4\end{bmatrix}[/tex]

[tex]y+x=4[/tex]

[tex]-[/tex]

[tex]\underline{y-\frac{2}{3}x=-1}[/tex]

[tex]\frac{5}{3}x=5[/tex]

[tex]\begin{bmatrix}y-\frac{2}{3}x=-1\\ \frac{5}{3}x=5\end{bmatrix}[/tex]

solving for x

[tex]\frac{5}{3}x=5[/tex]

[tex]5x=15[/tex]

Divide both sides by 15

[tex]\frac{5x}{5}=\frac{15}{5}[/tex]

[tex]x=3[/tex]

[tex]\mathrm{For\:}y-\frac{2}{3}x=-1\mathrm{\:plug\:in\:}x=3[/tex]

[tex]y-\frac{2}{3}\cdot \:3=-1[/tex]

[tex]y-2=-1[/tex]

Add 2 to both sides

[tex]y-2+2=-1+2[/tex]

[tex]y=1[/tex]

Therefore, the solutions to the system of the equations are:

[tex]y=1,\:x=3[/tex]

By the square property, if b is a real number , and a2=b, then a=

Answers

Answer:

[tex]a=\sqrt{6},\:a=-\sqrt{6}[/tex]

Step-by-step explanation:

Given

b is a real number[tex]a^2=b[/tex]

as

[tex]\mathrm{For\:}x^2=f\left(a\right)\mathrm{\:the\:solutions\:are\:}x=\sqrt{f\left(a\right)},\:\:-\sqrt{f\left(a\right)}[/tex]

so

[tex]a^2=6[/tex]

[tex]a=\sqrt{b},\:a=-\sqrt{b}[/tex]

Therefore,

[tex]a=\sqrt{6},\:a=-\sqrt{6}[/tex]

Answer:

lal

Step-by-step explanation:

ap3x

what is the common fraction of the decimal 0,76​

Answers

19/25 saesdfggggvvvvbbbnnbbnn

Answer:

76/100

Step-by-step explanation: 76 is in the hundreds place

Solve using ELIMINATION (with step by step explanation) Please

3x+y=-9
y=5x+7

Answers

Answer:

x = -2 (verified by algebra) ✅

Step-by-step explanation:

Since we are given the value of y, we can replace it with 5x + 7.

We now have: 3x + 5x + 7 = -9

We can now simplify by adding 3x and 5x to get 8x.

8x + 7 = -9

We can subtract 7

8x = -16

And now, we divide by 8

x = -2

We can check to make sure we are correct

3(-2) + 5 (-2) + 7 = -9

-6 + -10 + 7 = -9

-9 = -9 ✅

Given: m∠A = m∠C = 90°
AB ║ DC
Prove: ∆ABD ≅ ∆CDB
40 points

Answers

Answer:

ABD = CDB

AB is parallel to DC

Step-by-step explanation:

angle a and c are right angles so they are equal and angle b and d are equal because they have a line that touch both letters

AB and DC are parellel because they are the same looking lines just on oppisite sides

As per the ASA congruence theorem, the triangles ΔABD and ΔCDB are congruent.

What are alternate interior angles?

When two parallel lines are intersected by a transversal, alternate external angles are created.

Given that, m∠A = m∠C = 90° and AB║DC.

In triangles ΔABD and ΔCDB,

m∠A = m∠C = 90°

m∠ABD = m∠BDC (Alternate interior angles)

BD = DB (Common side)

Hence, as per the ASA congruence theorem, the triangles ΔABD and ΔCDB are congruent.

Learn more about the alternate interior angles:

https://brainly.com/question/28380652

#SPJ2

Suppose IQ scores were obtained from randomly selected couples. For 20 such pairs of​ people, the linear correlation coefficient is 0.907 and the equation of the regression line is y=9.88+0.9x​, where x represents the IQ score of the husband. What is the best predicted IQ of the wife​, given that the husband has an IQ of 101​?

Answers

Answer:

108.88

Step-by-step explanation:

Given that:

Equation of Regression line obtained for couple's IQ:

y=9.88+0.9x

x represents the IQ score of the husband

The best predicted IQ of wife Given that husband's IQ is 110

y = 9.88 + 0.9(110)

y = 9.88 + 99

y = 108.88

y=-4/7x+2 is it Proportional

Constant of proportionality: k=



Not proportional

URGENT

Answers

Answer:

It is  

5/7

Explanation:

The number  

5/7

tells you that when  

x

increases of  

1

then  

y

always increases of  

5/7

.

Graphically:

graph{7/7*x [-10, 10, -5, 5]}

Step-by-step explanation:

solve the literal equation 3xy+2xz for x I never learned this.help me plz!!!!​

Answers

x(3y + 2z)

Step-by-step explanation:

LaShea would like to invest her $100 in birthday money. Which option will give her the most money at the end of the investment period?

1 year at 8 percent

1.5 years at 7 percent

2 years at 6.5 percent

3 years at 4 percent

Answers

Answer:

1 year at 8 percent

Step-by-step explanation:

i took the test

If the new iPhone was on sale for $1200, what is the percent of change if the original prices was $1500.

Answers

Answer:

its a -20%changeor a general 20%change

PLEASE I NEED IMMEDIATE HELP I will give brainliest

BD=16 and ÁT is the
perpendicular bisector of BD
BC=

Answers

Answer:

8

Step-by-step explanation:

16/2=8

Answer:

8

Step-by-step explanation:

A bisector bisects a line in HALF. Thus, by dividing 16 in half you will get BC=8.

What is the range of the relation below?

Answers

Answer:

D.

Step-by-step explanation:

because the lowest y is -3 and the highest is 2

Answer is D hope this helps

PLS HELP! DUE TODAY! I WILL GIVE BRAINLIEST!
In the following activity, match each pair of equivalent expressions.
3(x + 5)
9x - 2(3x - 3)
(x + 14) - (8 - 2x)
(7 - 2x) + (3x - 11)
(7 + 5x) + (-4x - 1)
-2x + 9 + 5x + 6
-4(x + 1) + 5x
-7 + 6x - 4x + 3
2(x - 2)
-3x + 6 + 4x

Answers

Answer:

Matches are:

1 and 6

2 and 3

4 and 7

5 and 10

8 and 9

Step-by-step explanation:

First just expand all:

1. 3x + 15

2. 3x + 6

3. 3x +6

4. x - 4

5. x + 6

6. 3x +15

7. x - 4

8. 2x - 4

9. 2x - 4

10. x + 6

Please give brainliest! Thanks, hope this helps!

Help plz:))) I’ll mark u brainliest
ASAP!!!!!

Answers

Answer:

X= 24

la neta no se

Answer:

x = 8.3

Step-by-step explanation:

Triangles always equal to 180 degrees when taking about angles.

The equation would be:

30+(11x+5)+(-5+7x)= 180

add like variables:

30+5-5 = 30

11x+7x = 18x

put them into an equation:

18x +30= 180

cancel out:

18x+30=180

-30 -30

18x = 150

Divide:

18x = 150

÷ 18 ÷18

x = 8.3

This is an estimate as the answer in the calculator would be very long.

Spidermans web is 100 feet long. He wants to shoot his web at a projection of 30 degrees. How tall is the building if he is trying to reach the top of the building? ​

Answers

Answer:

50 ft

Step-by-step explanation:

The concept to apply here is that of laws of sine of an angle where;

Sine of an angle theta = opposite length / hypotenuse

Sin 30° = height of building / length of the web

Sin 30° = h / 100

h = 100 sin 30° = 100 * 0.5 = 50 ft

please yall im crying this is hard

Answers

Answer:

I think ur and is 4140. but I'm not sure, sorry if its incorrect.

What was the name of the physical barrier in ancient India?

Answers

Answer: Some natural barriers are the Himalayas isolating the Indian subcontinent from the rest of Asia, the Grand Canyon, the Dead sea, and the Mississippi river.

factor completely, 0.2x + 0.8 a. x b. 0.8(x + 1) c. 0.2(x + 1) d. 0.2(x + 4)

Answers

Answer:

d. 0.2 ( x + 4 )

Step-by-step explanation:

0.2x + 0.8

Both 0.2x and 0.8 have a common factor of 0.2, hence pull 0.2 out.

0.2x + 0.8

0.2 ( x + 4 )

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