Question

How do you factor the expression `a^2+5a-14`?

Answer 1

`(a+7)(a-5)`

Explanation:

Find factors of 14 which subtract (because of -14) to give 5.

The signs will be different (because of -14) the bigger factor must be plus.(because of +5)

`7xx2 = 14 and +7-2 =5`

`(a+7)(a-5)`