the answers are x=7 or x=-2
x = − b + b 2 − 4 a c /2 x=5 + ( − 5 ) ) 2 − 4 ( 1 ) ( − 14 /2 x=5 + 25 + 56 /2 x=5 + 81 /2 x=5 + 81 /2.....x=7 or x=5 - 81 /2....x=-2
The solutions to the equation m 2 − 5 m − 14 = 0 using the quadratic formula are m = 7 or m = − 2 . This was found by applying the formula and calculating the discriminant. Thus, both values satisfy the original quadratic equation.
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