Question

the value of (2‐1x5-1)-¹÷5‐¹ is​

Answer 1

Answer:

50

step by step explanation

2^-1 = 1/2

5^-1 = 1/5

whenever power is negative, reciprocal is to be taken.

then,

(1/2. ×. 1/5 )^-1. ÷ 1/5

(1/10)^-1. ×. 5

10×5

50

Answer 2

Answer:

32/5

Step-by-step explanation:

(2^-1 ÷5^-1)*(-5/8)-2=5/2*(8/-5)^2=5/2*64/25=32/5