Question

By what number should ( 5/7 )^3 be divided so that the quotient becomes ( 5/7 )^−2?

Answer 1

Step-by-step explanation:

Let the number be x by which (−3)

7

is divided

⇒

x

(−3)

7

=(−3)

4

⇒

(−3)

4

(−3)

7

=x

⇒x=(−3)

7−4

⇒x=(−3)

3

=−27

Therefore the number is -27

Answer 2

ans is of the given equation is -5.