If the quadratic formula is used to find the solution set of 3 x^2 + 4 x - 2 = 0, what are the solutions?

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03-04-2017
Mathematics

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If the quadratic formula is used to find the solution set of 3 x^2 + 4 x - 2 = 0, what are the solutions?

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wolf1728 wolf1728 · Answer 1 · 2017-04-07T22:05:36+02:00

wolf1728 wolf1728

07-04-2017

3 x^2 + 4 x - 2 = 0
a = 3
b = 4
c = -2
x= [-b +-sq root(b^2 -4ac) / 2a
x = [-4 +- sq root(16 -4*3*-2) ] / 2*3
x = [-4 +- sq root(16 +24) ] / 6

x1 = -(2 / 3) + sq root (40) / 6
x1 =-(2 / 3) + 6.3245553203 / 6

x2 =-(2 / 3) - 6.3245553203 / 6

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