Quiz about A2 Chapter 1 Test Review

Question 1

Factor the expression:

$$16x^2\ -\ 49$$

Accepted Answer

$$(4x-7)(4x+7)$$

Answer

$$\left(4x\ -\ 7\right)^2$$

Answer

prime

Answer

$$(8x-7)(8x+7)$$

Question 2

Factor:

$$200x^2-50$$

Accepted Answer

$$50\left(2x+1\right)\left(2x-1\right)$$

Answer

$$50x(4x-1)$$

Answer

prime

Answer

$$50x(2x-1)$$

Question 3

Solve the equation:

$$8+5r\ =-27$$

Accepted Answer

r = -7

Answer

r = 5

Answer

r = -5

Answer

r = 7

Question 4

Solve the equation:

$$6b\ -\ 5\ =3\left(b+2\right)$$

Accepted Answer

b = $$\frac{11}{3}$$

Answer

b = 11

Answer

b = 3

Answer

b = 4

Question 5

Solve the expression for k: $$2k-3m\ =16$$

Accepted Answer

$$k\ =\ \frac{16\ +\ 3m}{2}$$

Answer

$$k\ =\ \frac{16\ -\ 3m}{2}$$

Answer

$$k\ =\ \frac{16\ -\ 2m}{3}$$

Answer

no solution

Question 6

Solve the equation:

$$\left|x+5\right|=12$$

Accepted Answer

-17, 7

Answer

-17

Answer

7

Answer

no solution

Question 7

Solve the equation:

$$4\left|x\ -6\right|=16$$

Accepted Answer

2, 10

Answer

2

Answer

10

Answer

no solution

Question 8

Solve the equation:

$$\left|3x\ +\ 7\right|=\ -15$$

Accepted Answer

no solution

Answer

$$-\frac{22}{3},\ \frac{8}{3}$$

Answer

$$-\frac{22}{3}$$

Answer

$$\frac{8}{3}$$

Question 9

Solve the equation:

$$\left|b\ +\ 5\right|\ =2b\ -\ 9$$

Accepted Answer

14

Answer

$$14,\ \frac{4}{3}$$

Answer

$$\frac{4}{3}$$

Answer

no solution

Question 10

Solve and graph:

$$-4x\le24$$

Accepted Answer

Question 11

Solve and graph:

$$\frac{r}{5}-8>\ 3$$

Accepted Answer

Question 12

Solve the inequality:

$$-p\ -\ 13\ <3\left(5+4p\right)\ -\ 2$$

Accepted Answer

Question 13

Solve the inequality:

$$-5<4x+3\ \le19$$

Accepted Answer

Question 14

Solve the inequality:

$$\left|x\right|\ <3$$

Accepted Answer

Question 15

Answer the question

Accepted Answer

F

Answer

G

Answer

H

Answer

J

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