Question

How do you factor the trinomial `8b^2-5b-10`?

Answer 1

Factor `f(b) = 8b^2 - 5b - 10`

Explanation:

`f(b) = 8b^2 - 5b - 10.`
`D = b^2 - 4ac = 25 + 320 = 345`.
Since D is not a perfect square, this trinomial can't be factored.