Question

How do you factor the trinomial `x² + 3x - 10`?

Answer 1

first find the discriminant which is equal to `d=b^2 - 4ac`
then apply the formula `(-b+d^(1/2))/(2a)` and `(-b-d^(1/2))/(2a)` these will be the 2 factors; `a` is the coefficient of `x^2`, `b` of `x`, `c`c is the constant term