3 years ago

Use the quadratic formula to solve 2y2 + 6y – 8 = 0.

Mathematics

1 answer:

Margaret [11]3 years ago

4 0

Y = [-6 +/- sqrt(6^2 -4*2*-8)] / 2*2
= (-6 +/- sqrt 100) / 4
= (-6+10) / 4 , (-6-10) / 4
= (1 , -4)

the answer is C

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