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If f(–2) = 0, what are all the factors of the function f(x)=x^3 -2x^2-68x-120 Use the Remainder Theorem. A) (x + 2)(x + 60) B) (x – 2)(x – 60) C) (x – 10)(x + 2)(x + 6) D) (x + 10)(x – 2)(x – 6)

Jeffrey Rodriguez

in Mathematics

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Amanda Johnson on February 11, 2018

Solution:we have been asked to use the Remainder theorem to find the factors that have given us that f(-2) = 0, i.e. that (x+2) is one of the factor of the given function.Therefore the factors are (x+2),(x-10),(x+6)therefore the correct option is (x – 10)(x + 2)(x + 6)


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