11-05-2017
Mathematics

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how many solutions are there to 5x^2+7x-4=0

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golakergirl83 golakergirl83

11-05-2017

5 x² + 7 x - 4 = 0
The discriminant is:
D = b² - 4 a c = 7² - 4 · 5 · ( - 4 ) = 49 + 80 = 129
D > 0;
Answer: C ) 2 solutions

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workworkworkwork workworkworkwork

11-05-2017

I think the answer would be two

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