Find any x-intercepts.f(x) = -x2 + 2x + 8

A. none
B. -8
C. -4 and 2
D. -2 and 4


Answer: D

Mathematics

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Find the equation that the given graph represents.

A. f(x) = (x + 6)4 B. f(x) = -x3 - 6x2 - x + 6 C. f(x) = -x4 + 3x2 + 6 D. f(x) = x4 - 3x2 + 6

Mathematics

Simplify.-1(x + 5)

A. -x + 5 B. x + 5 C. x - 5 D. -x - 5

Mathematics

Factor the trinomial completely.x4 - 9x3 + 14x2

A. (x2 - 2)(x2 - 7) B. x2(x - 14)(x - 1) C. x2(x + 2)(x + 7) D. x2(x - 2)(x - 7)

Mathematics

Find the range of the set of numbers.-3, -5, -3, -4, -5

A. 2 B. -2 C. -3 D. -4

Mathematics