Question

7 номер......... а или б

Answer 1

$a)f(x)= sqrt[4]{x^3} + frac{5}{x^2} - frac{3}{x^3} +2$
$f'(x)= frac{3}{4 sqrt[4]{x} } - frac{10}{x^3} + frac{9}{x^4}$

$b)f(x)= sqrt{sin(3x^2+1)}$
$f'(x)= frac{6x*cos(3x^2+1)}{2 sqrt{sin(3x^2+1)} } = frac{3x*cos(3x^2+1)}{ sqrt{sin(3x^2+1)} }$