diketahui g[x+1] = 2x-1 dan f[g[x+1]]=2x+4, maka nilai f[0]
Matematika
AndiMendoza
Pertanyaan
diketahui g[x+1] = 2x-1 dan f[g[x+1]]=2x+4, maka nilai f[0]
1 Jawaban
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1. Jawaban whongaliem
g (x + 1) = 2x - 1
f(g (x + 1) = 2x + 4
f (2x + 1) = 2x + 4
f (x) = 2 (1/2 x - 1/2) + 4
f (x) = x - 1 + 4
= x - 3
f (0) = 0 - 3
= - 3