Question

differentiation question:
(a) draw the curve y=ln(x+1) for x values between 0&4 included. by drawing an appropriate straight line, obtain an approximate value for the positive square root of the equation x-2ln(x+1)=0.
(b) determinate the x co ordinate of the stationary point of the curve y=xlnx-2x
(c) find the gradient of the curve y= 3lnx - ln4 at the point where y= ln54

Answer 1

What section is this from?

Answer 2

differentiation of logarithims