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Solve the quadratic formula

X^2-5x-14=0

1 Answer

7 votes

Answer:

Explanation:

Sum = -5

Product = -14

Factors = 2 , (-7) because 2*(-7) = -14 and 2 + (-7) = -5

x² - 5x - 14 = 0

x² + 2x - 7x - 14 = 0

x(x + 2) -7(x + 2) = 0

(x + 2)(x - 7) =0

x + 2 = 0 ; x -7 =0

x = -2 ; x = 7

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