jika f(x) = 2x + 6 dan g(x) = 4x - 2, maka 2f(x).g(x) = ...
Matematika
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Pertanyaan
jika f(x) = 2x + 6 dan g(x) = 4x - 2, maka 2f(x).g(x) = ...
2 Jawaban
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1. Jawaban Anonyme
Kelas 8 Matematika
Bab Fungsi
2 . f(x) . g(x)
= 2 . (2x + 6) . (4x - 2)
= 2 (8x² - 4x + 24x - 12)
= 2 (8x² + 20x - 12)
= 16x² + 40x - 24 -
2. Jawaban bennyislahudi2p07v7o
2 f(x) . g(x)
= 2 (4x + 6) . (4x - 2)
= (8x + 12) . (4x - 2)
= 32x2 - 16x + 48x - 24
= 32x2 + 32x - 24
= 4x2 + 4x - 3