Find dy/dx if:
(a) y=x+ square root x
(b) y=x^1/2 - 1/x
(c) y=x^3 - 4 root x
(d) y=^3 root x - 1/x^2
(e) y=5x-3 root x + 6
(f) y=1/root x - 5/x