Question

This is Algebra
*Factor the trinomial or state that it is prime*

1. t^2 +2t - 48 =

2. t^2 + 16t - 48 =

3. t^2 - 13t - 48 =

4. x^2 - 17x + 42 =

5. x^2 + 13x - 30 =

Answer 1

1. ( t + 8) (t - 6) t = -8 and 6
2. prime
3. (t - 16) (t + 3) t = 16 and -3
4. prime
5. (t + 15) (t - 2) t = -15 and 2