Math 2 FINAL

• 4(x+5)(7x+10)

• 4(x-5)(7x+10)

• 10(x+10)(2x+1)

• 10(x+1)(2x+25)

• (4,-7)

• (-4,-7)

• (-4,7)

• (4,7)

• x = -3, 5

• x = -7, 5

• x = -5, 7

• x = -4, 9

Which of the following operations yields an irrational answer?

In a triangle XYZ;

XY=3, YZ=5, XZ=4.

Based on this information, which is accuate?

• The measure of <X is the greatest of the three angles.

• The measure of <X is the least of the three angles.

• The measure of <Y is the greatest of the three angles.

• The measure of all angles are the same.

A particular rectangular was dilated about the origin. One coordinate of the original rectangle, A, is (9,3). The corresponding coordinate in the rectangle, A', is (6,2). What scale factor was used?

• 2

• 3

There are 10 boys and 12 girls in a class. If one student is selected at random from the class, what is the probability it will be a girl?

Brenda has 18 fish in an aquarium. The fish are the following colors: 5 orange, 7 blue, 2 black, and 4 green. Brenda's trouble-making cat has grabbed a fish. What is the probability the cat grabbed a green fish?

In problem question #2,

Same Senario (Brenda has 18 fish in an aquarium. The fish are the following colors: 5 orange, 7 blue, 2 black, and 4 green.)

what is the probability the cat did not grab an orange fish?

Katie spun a spinner 15 times and recorded her results in a table below. The spinner was divided into 6 sections numbered 1-6. The results of the spins are shown below.

-Based on the results, how many times would 4 be expected to appear in 45 spins?

• 9

• 12

• 15

• 21