diketahui f(2x+1) = 4x²+2x-5 maka f(2) =
Matematika
Muhni23
Pertanyaan
diketahui f(2x+1) = 4x²+2x-5 maka f(2) =
1 Jawaban
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1. Jawaban xkuadratz
f(2x+1) = 4x²+2x-5f(x) = 4((x-1)/2)²+2((x-1)/2)-5
f(2) = 4((2-1)/2)²+2((2-1)/2)-5
= 4(1/2)²+2(1/2)-5
= 1+1-5
= -3