Question

Write x^5/x^7 as a single exponential expression

Answer 1

Usually we write the final answer with positive exponents.

`(1)/(x^(2) )`

Explanation:

`(x^(5) )/(x^(7) )`

When we are dividing powers with the same bases, we subtract the exponents.

`x^(5-7)` =
`x^(-2)` or
`(1)/(x^(2) )`