Yuk kak yang ngerti tolong bantu

Yuk kak yang ngerti tolong bantu

Jawaban:

a. y = 5x³ – 7x² +4x + 9

y' = 15 x ² – 14 x + 14

b y = 5x⁴(3x – 7)

$y' = 15 {x}^{5 } - 35 {x}^{4}$

$y' = 75 {x}^{4} - 140 {x}^{3}$

c. y = 5x² – 3x

y' = 10x – 3