The quadratic expressions x^2+5x-14 ? and 49-x^249-x ?2 share a common binomial factor. What binomial factor do they share?

Question

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Answer 1

are these the polynomials ?

x^2+5x-14

49-x^2

if so...

(x+7)(x-2) for the first one

(7+x)(7-x) for the second one

x+7=7+x

the binomial factor that they share is x+7 (or 7+x)