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22-06-2020
Mathematics

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Given the following functions, find each: f(x)=x2+5x−14 g(x)=x−2 (f+g)(x)= (f−g)(x)=

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22-06-2020

Answer:

(f+g)(x) = x²+5x-14 + (x-2)

= x²+5x-14+x-2 = x²+6x-16

(f-g)(x) = x²+5x-14 - (x-2)

= x²+5x-14 - x+2

= x²+5x-14-x+2 = x²+4x-12

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