Question

Prove that 5^7 + 5^6 is divisible by 6

5^7 + 5^6 = __ • 6

Answer 1

Hey there!

`-› \: {5}^(7) + {5}^(6)`

`-› 78,125 + 15,625`

`-› \: 93750`

`-› \: 93750 / 6`

`-› \: 15625`

Therefore, It's divisible by 6

Answer 2

Explanation:

`5^(7)` +
`5^(6)` = 5 ×
`5^(6)` +
`5^(6)` =
`5^(6)` ( 5 + 1 ) =
`5^(6)` · 6