Danlite Danlite

23-01-2021
Mathematics

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Given that (x + 2) is a factor of f(x), what is the value of f(-2)? Explain how you know.

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CSMedrano CSMedrano

23-01-2021

Answer:

f(-2) = 0

Step-by-step explanation:

well we can express f(x) as follows

[tex]f(x) = (x+2)Q(x)\\\\[/tex]

we don't need the value of q(x) (for this exercise)

now evaluate when x = -2

[tex]f(-2)=(-2+2)Q(-2)\\\\f(-2)=0(Q(-2))\\\\f(-2) = 0[/tex]

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