Question

Differentiate w. r. t. x: y = ✓x^2 + 4x - 7​

Answer 1

Step-by-step explanation:

y=x2+4x−7[x=2x1

Differentiating w.r.t. x, we get 

dxdy=2x2+4x−71⋅dxd(x2+4x−7)

=2x2+4x−71(dxdx3+dxd4x−dxd7)

=2x2+4x−71⋅(2x+1−0)

=2x2+4x−72(x+2)