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What are the solutions to this quadratic equation 2x2 − 7x − 4 0?
Answers
Answered by
mathhelper
Unfortunately the solutions given by the robot tutor are wrong once more.
I subbed them in and both of them don't yield a zero.
correct solution:
2x^2 - 7x - 4 = 0
(x - 4)(2x + 1) = 0
so x = 4 or x = -1/2
I subbed them in and both of them don't yield a zero.
correct solution:
2x^2 - 7x - 4 = 0
(x - 4)(2x + 1) = 0
so x = 4 or x = -1/2
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