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How to solve for x in 8x^2 + 134x - 714?
You can either complete the square, factor, or use the quadratic equation... thanks!
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- Roger the MoleLv 71 decade agoFavorite Answer
Presumably you meant:
8x^2 + 134x - 714 = 0
Divide by 2:
4x^2 + 67x - 357 = 0
Factor:
(x + 21) (4x - 17) = 0
Use the zero product principle twice:
x = -21, 17/4
Although, with such large coefficients, it might have been easier to use the quadratic formula.
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