Quiz about Ch.4 Review

Question 1

2.0: Solve

Accepted Answer

x = 24

Answer

x = 3

Answer

x = 17

Answer

x = 10.3333....

Question 2

2.0: Solve
2(a + 4) = 2a - 8 + 4a

Accepted Answer

4

Answer

3

Answer

-3

Answer

-4

Question 3

2.0: WITHOUT solving, which equation below has NO REAL SOLUTION. Think about the graphs!

Accepted Answer

Question 4

2.0: Solve the following inequality:

$$-4n-3\le\ -35\ $$

Accepted Answer

$$n\ge8$$

Answer

$$n\ge-2$$

Answer

$$n\le-2$$

Answer

$$n\le-8$$

Question 5

2.0: What are the solutions to $$\left(x-6\right)^2=225$$ ?

Accepted Answer

A.

$$x=21$$ and $$x=-9$$

Answer

B.

$$x=21$$ and $$x=9$$

Answer

C.

$$x=118.5$$ and $$x=106.5$$

Answer

D.

$$x=231$$ and $$x=216$$

Question 6

2.0: Solve

Accepted Answer

x < 12

Answer

x > 20

Answer

x < 9

Answer

x > 12

Question 7

2.0: Solve

Accepted Answer

Question 8

2.0: Solve 4x - 3 < -1x + 12

Accepted Answer

x < 3

Answer

x > 3

Answer

x < 5

Answer

x > 5

Question 9

2.5 Solve: -11 + 3(b + 5) = 7

Accepted Answer

1

Answer

-1

Answer

3

Answer

-3

Question 10

Beyond 2.0: Solve

Accepted Answer

Question 11

Beyond 2.0: Solve

Accepted Answer

x = 3

x = 7

(x = 3 is an extraneous solution)

Answer

x = 3

x = 7

No Extraneous Solutions

Answer

x = -3

x = -7

No Extraneous Solutions

Answer

x = 3

x = 7

(x = 7 is an extraneous solution)

Question 12

Beyond 2.0: Solve for x AND y

Accepted Answer

Solutions:

(-7, 25)

(4, 3)

Answer

Solutions:

(7, -3)

(-4, 19)

Answer

Solutions:

(-14, 39)

(2, 7)

Answer

Solutions:

(17, 1)

(3, 2)

Question 13

Suzie solves the equation below: $$x^2+4x-12=2$$ $$(x-2)(x+6)=2$$ by setting $$x-2=0$$ and $$x+6=0$$ . Her solutions are $$x=2$$ and $$x=-6$$ . Is Suzie correct? Why or why not?

Accepted Answer

C.

No, she did not set the equation equal to zero before factoring.

Answer

A.

Yes, she factored correctly and then used the zero product property

Answer

B.

No, she didn't factor correctly so the rest of her work is wrong.

Answer

D.

Yes, she answered it correctly.

Ch.4 Review

14 questions

2.0: Solve

2.0: Solve
2(a + 4) = 2a - 8 + 4a

2.0: WITHOUT solving, which equation below has NO REAL SOLUTION. Think about the graphs!

2.0: Solve

2.0: Solve

2.0: Solve 4x - 3 < -1x + 12

2.5 Solve: -11 + 3(b + 5) = 7

Create a free account and access millions of resources

Similar Resources on Wayground

Popular Resources on Wayground

Discover more resources for Mathematics

Ch.4 Review

14 questions

2.0: Solve

2.0: Solve2(a + 4) = 2a - 8 + 4a

2.0: WITHOUT solving, which equation below has NO REAL SOLUTION. Think about the graphs!

2.0: Solve

2.0: Solve

2.0: Solve 4x - 3 < -1x + 12

2.5 Solve: -11 + 3(b + 5) = 7

Create a free account and access millions of resources

Similar Resources on Wayground

Popular Resources on Wayground

Discover more resources for Mathematics

2.0: Solve
2(a + 4) = 2a - 8 + 4a