Answers S1S-OC Pre-Calculus B E3710 - AG Performance Task: Trigonometric Identities — Cumulative examQuestion 9

9

RCMultiple Choice

Performance Task: Trigonometric Identities — Cumulative exam

Question 9 • S1S-OC: Pre-Calculus B (E3710 - AG)

If (x + k) is a factor of f(x), which of the following must be true?

Answer

A

f(k) = 0

B

f(–k) = 0

C

A root of f(x) is x = k.

D

A y intercept of f(x) is x = –k.

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