Erik N. answered • 03/22/20
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We want to use the "Quadratic Formula"
x = { -B ± √(B2 - 4AC) } / 2A = { 12 ± √(144 + 252) } / 6 ≅ 2 ± 3.32
Solve The Quadratic Equation 3x2-12x - 21=0?
Here the equation is of the form Ax2+Bx+C=0
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