Tentukan turunan f(×)= 3x-1/2x+5 =

F(x)= 3x-1 / 2x+5

u = 3x-1
u'= 3

v = 2x+5
v'= 2

f'(x)= u' . v – u . v' / v^2
f'(x)= 3(2x+5) – 2(3x-1) / (2x+5)^2
f'(x)= 6x+15 – 6x+2 / (2x+5)^2
f'(x)= 13 / (2x+5)^2