Question

Simplify 1) a
2× a3
× a-5
2) (3 -7÷ 3 -9) × 3-4
maths​

Answer 1

Answer:

1) 1

2) 1/9

Step-by-step explanation:

1) a^2 * a^3 * a^-5

= a^2+3-5

=a^0

=1

2) (3^-7 / 3^-9) * 3^-4

= 3^-7-(-9)+(-4)

=3^-2

=1/3^2

=1/9

Mark me brainliest pls

Answer 2

Answer:

Hope this may helpful my friend.