D. x² + 2
Penjelasan dengan langkah-langkah:
Diketahui:
f(x) = x - 1
Ditanya:
f(x² + 3) = ....?
Penyelesaian:
f(x² + 3) = (x² + 3) - 1
f(x² + 3) = x² + 3 - 1
f(x² + 3) = x² + 2
Opsi D
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D. x² + 2
Penjelasan dengan langkah-langkah:
Diketahui:
f(x) = x - 1
Ditanya:
f(x² + 3) = ....?
Penyelesaian:
f(x) = x - 1
f(x² + 3) = (x² + 3) - 1
f(x² + 3) = x² + 3 - 1
f(x² + 3) = x² + 2
Opsi D