Jawaban:
9
Penjelasan dengan langkah-langkah:
f(x) = 2x² + 5x + 12
f(-1) = 2 . (-1)² + 5 . (-1) + 12
f(-1) = 2 . 1 - 5 + 12
f(-1) = 2 - 5 + 12
f(-1) = 9
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Jawaban:
9
Penjelasan dengan langkah-langkah:
f(x) = 2x² + 5x + 12
f(-1) = 2 . (-1)² + 5 . (-1) + 12
f(-1) = 2 . 1 - 5 + 12
f(-1) = 2 - 5 + 12
f(-1) = 9