Question

a³ × a^–10 = ______.

Answer 1

a³ × a^–10 = a^–7.

Explanation:

Given, a³ × a^–10  

Using law of exponents,

a^m × aⁿ = (a)^{m + n}  ...[∵ a is non-zero integer]

Similarly, a³ × a^–10 = (a)^{3 – 10} = (a)^–7

Hence, a³ × a^–10 = a^–7