Jika f(x)=(2x-1)²(x+2), maka f'(x)=
Matematika
khofifah1918
Pertanyaan
Jika f(x)=(2x-1)²(x+2), maka f'(x)=
2 Jawaban
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1. Jawaban rismah3
f(x) = (2x - 1)² (x + 3)
f(x) = (4x² - 4x + 1) (x + 3)
f(x) = (4x³ + 12x² - 4x² - 12x + x + 3)
f(x) = 4x³ + 8x² - 11x + 3
f'(x) = 12x² + 16x - 11 -
2. Jawaban rizkynugraharn
f(x)= 4x²-4x+1 (x+2)
= 4x³+8x²-4x²-8x+x+2
= 4x³+4x²-7x+2
f'(x) = 12x²+8x-7