bantu jwab ttg turunan doing yg d sama e

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

e. f(x) = (5x² + 20x - 5)⁴
    f'(x) = 4. (5x² + 20x - 5)³ . (10x + 20)
           = (40x + 80). (5x² + 20x - 5)³