Question

4^{10 x} 8¹⁵

Answer 1

4¹⁰ x 8¹⁵ = (4²)⁵ x 8¹⁵ = 8⁵ x 8¹⁵ = 8^{5 + 15} = 8²⁰

Answer 2

sai rồi vì (4^2)^5 ko bằng 8^5 mà bằng 16^5 vì 4^2 = 16

Answer 3

4^10 x 8^15

= (2^2)^10 x (2^3)^15

= 2^20 x 2^45

= 2^65