Question

Express

`{5}^(n + 2) - {5}^(n + 1) - {5}^(n)`
in the simplest form
​

Answer 1

`5^(n)`x19

Step-by-step explanation:

`5^(n+2)`-
`5^(n+1)`-
`5^n`

`5^n`(5²-
`5^(1)`-
`5^(0)`)

`5^n`(25-5-1)

5^n(19)

`5^(n)`x19