Quick Algebra Review

(6x²)(-3x⁵)

• 18x⁷

• -18x⁷

• 18x⁷

• 3x⁷

Simplify:
√45

• 9√5

• 3√5

• 5√9

• 3√15

Which is a zero of the graph?

• 0

• -1

• 1.5

• -3

Which set of values is a function?

• (9,5) (10,5) (9,-5) (10,-5)

• (3,4) (4,-3) (7,4) (3, 8)

• (6,-5) (7, -3) (8, -1) (9, 1)

• (2, -2) (5, 9) (5, -7) (1, 4)

What is the value of f(0)?

• -2

• 2

• 4

• 0

Evaluate f(x)=-2x+13   for f(10)

• -7

• 1

• -8

• 7

Find the sum.
(2x² + 5x - 7) + (3 - 4x² + 6x)

• 2x² + 3x + 1

• -2x² - 11x - 4

• 2x² + 5x - 7

• -2x² + 11x - 4

Which function is linear?

• f(x)

• h(x)

• g(x)

Which function is quadratic?

• f(x)

• h(x)

• g(x)

What are the x- intercepts?

• x= 0 and x= -4

• x= 0 and x= 4

• y= 0

• x= 2