Найти производную y=√x^2+1/x Y=(cos3x+6)^2 Y=(x^3-4x^2)^16
y'=(u/v)'=1/v²[u'v-v'u] u=√(x²+1) u'=1/2√(x²+1) v=x v'=1 y'=1/x²[x/√(x²+1)-√(x²+1)] ----------------------------------- y'=2(cos3x+6)*(-sin3x)*3 -------------------------------------- y'=16(x³-4x²)^15*(3x²-8x)