diket f(x)=3x+2 g(x)=x²-2x+4 ditanya a.(f+g)(x)= b.(g-f)(x)=
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Pertanyaan
diket f(x)=3x+2 g(x)=x²-2x+4 ditanya a.(f+g)(x)=
b.(g-f)(x)=
b.(g-f)(x)=
1 Jawaban
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1. Jawaban azkiyanaa
a.(f+g)(x) = (3x+2)+(x²-2x+4) = x²+x+6
b.(g-f)(x) = (x²-2x+4)-(3x+2) = x²-2x+4-3x-2
= x²-5x-2