Hi All,

Could you please show me how to:

Simplify then differentiate the following

a. IN ( (x-1)^1/2 / x^2 + 1 ) which is square root of x -1 over x squared + 1

b. log ( (x^2 - 2x )x^1/2 ) which is x squared - 2x. square root of x

c. log e pie^x which is log e pie to the power of x