Question

Найдите производную функции: a) y=√(3-4x^2)-3/√(x^2+x+3); b) y=(x+2)*√(3-x^2)

Answer 1

$y'= frac{1}{3-4 x^{2} } (-8x)+ frac{3 frac{1}{2 sqrt{ x^{2} +x+3} }2x }{ x^{2} +x+3 } \ y'= frac{ sqrt{3+ x^{2}} -(x+2)( frac{1}{2 sqrt{3- x^{2} }}) (-2x) }{3- x^{2} }$