The sum of three numbers in an AP is 27 and their product is 405.Find the numbers.

Explanation

`a-d,d,a+d`

`a-d+d+a+d=27`

`a=9`

`(9-d)*9*(9+d)=45`

`9^2-d^2=45`

`d=6`

`a-d=3`

`a=9`

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