Question

What are all the solutions of x2 + 3x – 4 = 0?

–4

–2

–1

0

1

2

4

Answer 1

1, -4

Explanation:

Answer 2

Quadratics have 2 solutions

Factor the Quadratic

x^2 +3x -4 = 0

(x-1) (x+4) = 0

set each term = 0

x-1=0 x+4 = 0

solve

x=1 x=-4

The solutions are 1, -4