f(2-x)=g(x+4) maka f'(x)?
Matematika
ibrahim73
Pertanyaan
f(2-x)=g(x+4)
maka f'(x)?
maka f'(x)?
1 Jawaban
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1. Jawaban keruasriki
f(2 - x) = g(x + 4)
-1 × f'(2 - x) = 1×g'(x + 4)
f'(2 - x) = -g'(x + 4)
f'(2 - x) = -g'(-(-4-x))
f'(2 - x) = -g'(-(-6 + 2 - x))
f'(2 - x) = -g'(-(-6 + (2-x)))
sehingga
f'(x) = -g'(-(-6 + x))
atau
f'(x) = -g'(6 - x)