Tolong dong kak jwbnya kalau ada yg mengerti

^ tanda pangkat
1/x³ dx
= x^-3 dx
= (1 / -3+1)x^(-3+1)
= (1 / -2)x^-2
= -½x^-2
= -1/2x²
= {1 / 2(4²)} - {1 / 2(1²)}
= {1 / 2(16)} - {1 / 2}
= 1/32 - 1/2
= 1/32 - 16/32
= -15/32