MIRRIAMJUACHONGO
Answered

consider the function f(x)=3x-2,g(x)=9x²+12x+4 and h(x)=9x²-4; what is (f+g) (x)?​

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WHOSJOHNGO

Answer:

g(x)=3x−2

f(g(x))=9x2−3x+1

=9x2−12x+4+9x−3

=(3x−2)2+9x−3

=(3x−2)2+9x−6+3

=(3x−2)2+3(3x−2)+3

f(3x−2)=(3x−2)2+3(3x−2)+3

f(x)=x2+3x+3

Hope it helps

Mark brainliest

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