Question

(-5power of-1÷-2power of-1) ×-5/8power of-1

Answer 1

-5^-1 ÷ -2^-1×(5/8)^-1

= (-1/5 ÷ -1/2) × 8/5 {a^-m = 1/a^m}

=(-1×-2)/5 × 8/5

=2/5 × 8/5 = 16/25= (4/5)^2

I hope this helps you