find antiderivative of the following function

Question

 

a. (1+x)/(x sqrtx)dx

 

b. (4x^4 +9x^2 +1 +(1/x^2))dx

 

c. (secx [tanx-secx] )dx

Answer 1

a)The function antiderivative is

Answer 2

b) Antiderivative of the function is integral.

Answer 3

c) The antiderivative of secx(tanx -secx)