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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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Jul 20, 2018
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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?
Mathematics
high-school
Chris Kowalski
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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
Dpj
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Jul 24, 2018
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Dpj
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