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OpenStudy (anonymous):
Solve 3x^2 + 4x = 2. Using the quadratic formula. I think the answer is -2 +or - 2√10/3?
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OpenStudy (cwrw238):
x =[ -4 +- sqrt(4^2 - 4*3*-2 ]/ 6 =[ -4 + sqrt40] / 6 or [ -4 - sqrt40 ] / 6 = -2/3 + sqrt10/ 3 or -2/3 - sqrt10 / 3
OpenStudy (anonymous):
thank u :)
OpenStudy (cwrw238):
yw
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