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

f (K) = 0

fl-k) = 0

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

A y intercept of f (x) is x = - k.

Question

Mckenzie

11 September, 16:56

+4

Answers (1)

Know the Answer?

Davis Mcdaniel · Answer 1

f (-k) = 0

Step-by-step explanation:

(x + k) is a factor of f (x)

x+k=0 = > x = - k; - k is a root of f (x)

=> f (-k) = 0

If (x + k) is a factor of f (x), which of the following must be true?f (K) = 0fl-k) = 0A root of f (x) is x = k.A y intercept of f (x) is x = - k.