Diketahui f(×) = 2× + 4 per 1 + akar ×. Nilai f'(4) = ...
Matematika
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Pertanyaan
Diketahui f(×) = 2× + 4 per 1 + akar ×. Nilai f'(4) = ...
1 Jawaban
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1. Jawaban zahrazahwa
f(x) = (2x+4)/(1+√x)
f'(x) = 2.(1+√x) - (2x +4). 1/2√x per (1+√x)^2
f'(4) = 2(1+2) - 12.(1/4) per 9
=3/9
= 1/3