Quadratic Function

Solve. x² + 4x - 16 = 0

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Factor: x² + 24x + 144

• (x + 12)²

• (x + 9)²

• (x - 12)²

• (x + 13)²

Factor 6t² - 4t - 3t + 2

• (6t - 1)(t - 2)

• (2t - 2)(3t - 1)

• (3t - 2)(2t - 1)

• (3t - 2)( 2t + 1)

• (−∞, 0) U [3, ∞)

• [0, 3]

• (-3, 0)

• (0, 3)

Solve

6x² - 54 ≤ 0

• [- 3, 3]

• (-3, 3)

Solve

5x² + 10x + 7 ≥ 0

• no solution

• all reals

• [5, 7]

Given f(x) =
2x² + 5x - 17, find f(-1). 

• f(-1) = -20

• f(-1) = -24

Given f(x) = x² - 1, what is the value of f(10)?

• 100

• 101

• 99

• 9

Given f(x)= (2 + x )², what is the value of f(-3)?

• 1

• 25

• -1

• 5