Jawabanmu

2014-05-31T11:43:40+07:00
F(x)= 2/(x^2+2)^3 = 2 (x^2+2)^-3
f '(x) = -6(x^2+2)^-4 . 2x = -12x / (x^2+2)^4
pilihannya mana?
a. -4x/ (x^2+2)^4
b. 4x/(x^2+2)^4 c. -4x/ (x^2+2)^2
d. 4x/ (x^2+2)^2 e. -4x/(x^2+2)^2
Komentar sudah dihapus
2014-05-31T12:01:40+07:00
F(x) =2.(x²+2)⁻³
f'(x) = -6 (x²+2)⁻⁴ 2x
= (x²+2)⁻⁴ . -12x
f''(x) = -4(x²+2)⁻⁵ . -12x + -12 . (x²+2)⁻⁴
=

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