Jawaban:
• (f o g)(x) = 63x + 82
• (g o f)(x) = 63x + 78
Penjelasan dengan langkah-langkah:
Cara penyelesaian serta penjelasan ada pada foto di atas
f(x) = 9x + 10g(x) = 7x + 8fog(x) = f(g(x)) = 9(7x+8)+10 = 63x+72+10 = 63x+82gof(x) = g(f(x)) = 7(9x+10)+8 = 63x+70+8 = 63x+78
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Jawaban:
• (f o g)(x) = 63x + 82
• (g o f)(x) = 63x + 78
Penjelasan dengan langkah-langkah:
Cara penyelesaian serta penjelasan ada pada foto di atas
f(x) = 9x + 10
g(x) = 7x + 8
fog(x) = f(g(x)) = 9(7x+8)+10 = 63x+72+10 = 63x+82
gof(x) = g(f(x)) = 7(9x+10)+8 = 63x+70+8 = 63x+78