jika f(x)=3x^2-2ax+7 f'(1)=0 maka f'(2)=
Matematika
yudhalaksono
Pertanyaan
jika f(x)=3x^2-2ax+7 f'(1)=0 maka f'(2)=
2 Jawaban
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1. Jawaban keruasriki
TURUNAN
f'(x) = 6x - 2a
f'(1) = 6(1) - 2a
0 = 6 - 2a
2a = 6
a = 3
f'(x) = 6x - 2(3)
f'(x) = 6x - 6
f'(2) = 6(2) - 6
f'(2) = 12 - 6
f'(2) = 6 -
2. Jawaban GenthoPray135
f ' x = 6x - 2a
f ' (1)=0
6×1 - 2a = 0
2a = 6
a=3
f ' (2)= 6×2 - 2×3
=12 - 6
=6