Tentukan Turunan f(x)=√2x-1

f(x) = akar 2x-1
f(x) = (2x-1)^1/2

f'(x) = 1/2 (2x-1)^1/2-1 (2)
f'(x) = 1/2 . 2 (2x-1)^-1/2
f'(x) = (2x-1)^-1/2
f'(x) = 1/akar2x-1