Question

Cara megerjakan soal berikut:
(x+10)(x-10)(x pangkat 2 +100)

Answer 1

(x+10)(x-10)(x²+100)
=(x²-100)(x²+100)
=(x²-10000)
gunakan formula
a²-b²=(a+b)(a-b)

Answer 2

(x + 10)(x - 10)(x² + 100)

= ( x² - 10²)(x² + 10²)

= x⁴ - 10⁴