Which of these expressions is true?
a. 2 < √10 < 3
b. 3 < √10 < 4
c. 9 < √10 < 16
d. 9 < √10 < 11
b. 3 < √10 < 4
What is the value of x?

12
Which of these is a linear equation?
a. y = 3 – 2x
b. y = -7x2
c. y = 2 – 3x2
d. y = -7x3
a. y = 3 – 2x
Solve the following equation:
-2y + 1 = y – 5
y=2
Find the value of f.

29
Find a real number between (-2)2 and √25.
a. -3 b. 3.998 c. 4.225 d. 6
c. 4.225
Which group of numbers could be measures of the sides of a right triangle?
a. 10, 20, 30
b. 2, 3, √13
c. 5, 6, √121
d. 8, 9, 10
b. 2, 3, √13
The graph shows the relationship between the number of hours h Bree has been hiking and the total distance d she has traveled, in kilometers. Write the equation for her graph.

y = 4x
2x + 3(3x – 5) = 26x
y = -1
A square has vertices T(1, 2), U(4, 2), V(4, 5), W(1, 5). If the square is rotated clockwise 90° around (0, 0), what are the coordinates of V’?
(5, -4)
Evaluate the following: 12-3 • 124
12
Find the distance between the points in the graph to the nearest tenth.

9.2
Write the equation for the table below.

y = 2x + 7
Which of the following equations has infinitely many solutions?
a. b + 2 = b + 2
b. b + 2 = b – 2
c. b = -b + 2
d. b + b = 2
a. b + 2 = b + 2
A figure is dilated by a scale factor of 3. If the origin is the center of dilation, what is the image of a vertex located at (3, 4)?
(9,12)
10. What is the solution of
(1.009 x 107) – (9.884 x 106)
in scientific notation?
2.06 x 105
If x = 40 ͦ, what is the value of y?

50o
Which function has the least rate of change?
a. y = 3x – 16 b. Helga earns $12 per hour working at a restaurant.
c.
d. {(-2, -4), (0, 0), (2, 4), (4, 8), (6, 12)}

What is the solution of the linear system?
3x – 2y = 1
-x + 4y = -27
(-5, -8)
Find the volume of a sphere with a radius of 4.8 cm to the nearest tenth. Use 3.14 for π.
463 cm3
Evaluate the following:
(-7)6/(-7)4
49
Find the value of x.

33o
Write a statement that best tells the story of the graph below.

A car slowed down to a stop.
Company A rents copy machines for $300 a month plus $0.05 per copy. Company B charges $600 a month plus $0.01 per copy. At what number of copies will the two companies charge the same amount?
.05x +300 = .01x + 600
Answer - 7,500 copies
Find the volume of a cone with a radius of 12 cm and a height of 15 cm to the nearest tenth. Use 3.14 for π.
2260.8 cm3