Question

Найти производную:
y=x^3
y=x^2-2
y=-3
y=cosx
y=-x^2
y=-2x+5
y=-1/x

Answer 1

y=xˇ3, y´= 3.xˇ2
y=xˇ2 -2,y´=2x
y=-3, y´=0
y=cosx, y´= -sinx
y=-xˇ2, y´=-2x
y=-2x+5, y´=-2
y=-1/x, y= -1.xˇ(-1), y´=-1.(-1).xˇ(-2)=1/(xˇ2)