SOLUTION: 10.2
30. -3x^2 - 2x - 5 = 0
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Question 171159: 10.2
30. -3x^2 - 2x - 5 = 0
Answer by stanbon(75887) (Show Source): You can put this solution on YOUR website!
-3x^2 - 2x - 5 = 0
3x^2 + 2x + 5 = 0
x = [-2 +- sqrt(4 -4*3*5)]/6
x = [-2 +- sqrt(4 - 60)]/6
x = [-2 +- sqrt(-56)]/6
x = [-2 +- 2isqrt(14)]/6
x = [-2 +- isqrt(14)]/3
===========================
cheers,
Stan H.
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