Question

Вычислить производную

Answer 1

1. $f'(x) = -frac{sqrt{x} }{x^{2} } + frac{1}{x*2sqrt{x} }$

2. $f'(x) = frac{frac{5^x}{xln5}*(x^2+2) - 5^x*2x }{(x^2+2)^2} = frac{5^x(x^2+2-2x)}{ln5*(x^2+2)^2}$

3. $f'(x) = frac{(6x-4)*sinx - (1+3x^2-4x)*cosx}{sin^2x}$