simplify the expression:
6x(2x+1)^1/2+3x^2(2x+1)^-1/2
I see a common factor of 3x(2x+1)^(-1/2)
so we have
3x(2x+1)^(-1/2)[2(2x+1) + x]
= 3x(2x+1)^(-1/2)(5x+2)
6x(2x+1)^1/2+3x^2(2x+1)^-1/2
so we have
3x(2x+1)^(-1/2)[2(2x+1) + x]
= 3x(2x+1)^(-1/2)(5x+2)