Question

Solve х2 - x - 12 = 0

Answer 1

Explanation:

Once in standard form, identify a, b, and c from the original equation and plug them into the quadratic formula.

2 − − 12 = 0

= 1

= -1

= − 12

= −( −1) ± √ ( −1)2 − 4⋅1 ( −12)

2.1

Answer 2

12(2) - 12 - 12 = 0
x = 12