CHSPE Mathematics - Algebra & Functions 2

Question 1

What is the solution to the system: y = x + 2 and y = 3x − 4?

Accepted Answer

(3, 5)

Answer

(2, 4)

Answer

(4, 6)

Answer

(1, 3)

Question 2

Simplify: 4x² + 3x − 2x² + x

Accepted Answer

2x² + 4x

Answer

6x² + 4x

Answer

2x² − 4x

Answer

4x² + 4x

Question 3

A phone plan charges $25/month plus $0.10 per text. Which equation gives the total monthly cost C for t texts?

Accepted Answer

C = 25 + 0.10t

Answer

C = 0.10t

Answer

C = 25t + 0.10

Answer

C = 0.10 + 25t

Question 4

What is the value of the expression 3a² − 2b when a = 2 and b = 3?

Accepted Answer

6

Answer

7

Answer

12

Answer

3

Question 5

Factor the expression: x² − 9

Accepted Answer

(x + 3)(x − 3)

Answer

(x − 3)²

Answer

(x − 9)(x + 1)

Answer

(x + 9)(x − 1)

Question 6

A table shows: x = 1, y = 5; x = 2, y = 8; x = 3, y = 11. What is the rule?

Accepted Answer

y = 3x + 2

Answer

y = 2x + 3

Answer

y = 4x + 1

Answer

y = 5x