Quiz 1 Review

Classifying Real Numbers

100

-3

R, Q, Z

200

-2.14568795236412879456..........

R, I

300

6²

R, Q, Z, W, N

400

-2.25

R, Q

500

pi - pi

R, Q, Z, W

Simplifying Expressions

100

−4p − (1 − 6p)

2p − 1

200

1 + 7(1 − 3b)

8 − 21b

300

−7(0.1y−0.1)+4y

3.3y+0.7

400

−2(0.9x+8x−3)−7x

−24.8x+6

500

−0.4(7g+6)+0.1(6g+8)

−2.2g−1.6

Solving Equations

100

5/2 = 40/(x+4)

x = 12

200

Solve for b:

(a+b)/c = 5

b = 5c - a

300

-9 - (18v - 6) = 2(7v - 16) - 3v

1 = v

400

(10x + 17 - (x-9)) / 2   = 3x + 1

x = -8

500

3(n+11) - 5n = -2(n - 12) +9

R, all real numbers

Simplifying Radicals

100

square root of 72

6 root 2

200

square root of 32

4 root 2

300

root of 196

14

400

square root of 150

5 root 6

500

square root of 200

10 root 2

Absolute Value

100

|-8k| = 24

k = 3 or -3

200

(|6-2m| / -4) -7 = -19

m = -21 or 27

300

|2s| + 19 = 13

No solution

400

|12-x| / 2 = 4x

x = 4/3

500

-6|8x-4| = -72

x = -1 or 2