Question

Please solve this question with explanation. I'll mark that answer as BRAINLIEST​

Answer 1

Answer:

1/a^7

Step-by-step explanation:

=(1/a^4) x (1/a^3)

=1/a^4 x 1/a^3

=1/a^4+3

=1/a^7

Answer 2

Answer:

The answer is a to the power 12

Step-by-step explanation:

How to solve

See the powers

Just multiply the powers 3 × 4 = 12

While multiplying -a × -a = a

So the answer is a to the power 12