SOLUTION: How do u solve {{{3x^2-24x+210=0}}} with the quadratic equation?

Question 1007972: How do u solve with the quadratic equation?
Found 2 solutions by josgarithmetic, stanbon:
Answer by josgarithmetic(39617) (Show Source): You can put this solution on YOUR website!
Simplify it first because less work that way.

Can you factor the left member? If not, study, understand, and apply this lesson:
Solve a Quadratic Equation - Includes how to Complete The Square.
Answer by stanbon(75887) (Show Source): You can put this solution on YOUR website!
solve 3x^2-24x+210=0 with the quadratic formula?
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1st:: Simplify to get:
x^2 - 8x + 70 = 0
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Then:
x = [8 +- sqrt(64-4*70)]/2
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x = {8 +- sqrt(-216)]/2
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x = [8 +- sqrt(-36*6)]/2
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x = [8 +- 6sqrt(6)i]/2
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x = 4 +- 3sqrt(6)i
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Cheers,
Stan H.
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