Question

Simplify [(1/3)^-3-(1/2)^-3÷(1/5)^-2]​

Answer 1

Answer:

667/25

Step-by-step explanation:

[(1/3)^-3 - (1/2)^-3 ÷ (1/5)^-2]

= [(3)^3 - (2)^3 ÷ (5)^2]

= [27 - 8 ÷ 25]

= 27 - 8/25

= (675-8) / 25

= 667/25