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lf (x + k) is a factor of f(x), which of the following must be true? F(k)=0 f(-k)=0 a root of f(k) is x=k a y intercept of f(k) is x=-k

lf x k is a factor of fx which of the following must be true Fk0 fk0 a root of fk is xk a y intercept of fk is xk class=

Respuesta :

Answer:

a root of f(k) is x=k

Step-by-step explanation:

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

This means that:

[tex]x + k = 0[/tex]

[tex]x = -k[/tex]

Thus, one root of f(x) is x = -k, and the correct answer is given by the third option, from top to bottom.

Surgeon26140518

Answer:

a root of f(k) is x=k

Step-by-step explanation:

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