Question

Simplify: (2
-¹÷5-¹)² ×(-5/8)-¹​

Answer 1

Answer:

- 10

Step-by-step explanation:

2^-1 = 1/2

5^-1 = 1/5

(-5/8)^-1 = 8/-5

(2^-1÷5^-1)² × (-5/8)^-1 = (1/2 ÷ 1/5)² × (8/-5)

= (1/2 × 5/1)² × (8/-5)

= (5/2)² × (8/-5)

= 25/4 × 8/-5

= -5 × 2

= - 10

Hope it helps you:)