Kunci Jawaban Matematika Kelas 9 Halaman 20, Perkalian pada Perpangkatan

b. (3²)⁵ x 3⁵

(3²)⁵ x 3⁵
= 3¹⁵

c. 4 x 3⁴ + 5 x 3⁴

4 x 3⁴ + 5 x 3⁴
= 3⁴ (4+5)

d. (-125) x (-5)6

= (-125) x (-5)⁶
= (-5)⁹ 

Soal nomor 6

a. 64 = 2 x 2 x 2 x 2 x 2 x 2 = 2⁶

b. 20 = 5 x 2²

c. 100 = 5² x 2²