turunan pertama dari f(x) = (30x+5)^5

f(x) = (30x + 5)⁵
f'(x) = 5. (30x + 5)⁴ . 30
       = 150 (30x + 5)⁴

f(x) = (30x + 5) => f'(x) = 30
f(x) = (30x + 5)^5
f'(x) = 5(30x + 5)^4 .30
f'(x) = 150(30x + 5)^4