Chapter 1

Chapter 2

Chapter 3

Chapter 3/4

Chapter 5

Chapter 6

100 100 100 100 100 100

200 200 200 200 200 200

300 300 300 300 300 300

400 400 400 400 400 400

500 500 500 500 500 500

Evaluate if x = 3, y = 2 z = 5

z2 - y2

x + y z – x

3

Simplify (-2r + s + 5) + 2(r – 3s + 2)

: -5s + 9

Solve3(1 – t) + 5 = 3(1 + t) – 7

:t = 2

The perimeter of a certain basketball court is 266ft and its length is 35 ft more than its width. Find the dimensions of the court.

: 84ft x 49ft

At noon a cargo plane leaves McHare Airport and heads east at 180 mi/hr. Its destination is janesville 500mi away. At 1pm a jet takes off from McHare and flies east at 450 mi/h. At what time will the jet overtake the cargo plane?

: 1:40pm

Solve & graphK – 3(2 – 4k) < 7 – (8k – 9 + k)

: k< 1

Solve | x + 5| - 3 = 1

: -1, -9

Find all sets of 3 consecutive odd integers whose sum is between 20 and 30.

: 5, 7, 9, & 7, 9, 11

Solve & graph

7 - |3y – 2| ≤ 1

: y< -4/3 y > 8/3

US Cellular offers 2 types of services. Plan A: unlimited local for $18.50; Plan B: $6.50 + $.10 after the first 40min. At least how many min would you have to use for Plan A to be the better option?

: at least 160 min

Write an equation in slope-int form for( 3, -1) ( -3, 1)

: y = -1/3x

Write an equation in standard form for a line perpendicular to x + 2y = 3 and passes through (2, 0)

: 2x – y = 4

Solve 3x + 3y = 6 5x – 6y = 15

: (27/11, -5/11)

Graph and find the vertices

y ≤ 5y ≥ 2x – 3y ≥ -2x – 3

: ( (0, -3) ( -4, 5) ( 4, 5)

An overseas phone call is charges at one rate (a fixed rate) for the first minute and at a different rate for each additional minute. If a 7 minute call costs $10, and a 4 min call costs $6.40, find each rate.

: first minute - $2.80 , add. Minute $1.20

Solve for x 35x = 35 (32x)2

: 5

Factor 4y2 - 17y + 15

:(y – 3) (4y – 5)

Multiply(2x + 1) (x2 – 3x + 2)

: 2x3 - 5x2 + x – 10

Find and graph the solution inequality12 + x – x2 > 0

: -3< x< 4

A projectile is launched upward from the ground level with an initial speed of 98 mi/s. How high will it go? When will it return to the ground?

: 490m; 30s

Simplify _1__ - ___1___ x – 4 x + 4

: 8/(x + 4)(x – 4)

Find the domain and zeros of the function

f(x) = 2x2 + 3x – 9 t3 - 4t

: domain: reals except -2, 0, 2 zero: 3/2 & -3

Simplify 4x2 - 1 . X -2 x2 – 2 2x – 1

: 2x + 1/ x + 2

How much of a 18% solution of sulfuric acid should be added to 360 mL of a 10% solution to obtain a 15% solution?

: 600mL

The intake pipe can fill a certain tank in 6h when the outlet pipe is closed, but with the outlet pipe open it takes 9h. How long would it take the outlet pipe to empty a full tank?

: 18h

8 98

2( 2 3 5)

2 3 8x

12

18

2x2 = -98

: 7i