Selesaikanlah Soal no.5/31 Tersebut pakai Cara

langsung turunin ajah
= 4x - 5 / {-(1/2)(1) / √(9+x)}
masukan x = 0
= 4(0) - 5 / {(-1/2) / √(9+0)}
= -5 / {(-1/2) / 3}
= -5 / {(-1/2) × 1/3}
= -5 / (-1/6)
= -5 × -6
= 30