Question

Find the quadratic equation

`9y {}^(2) - 12y - 14 = 0`
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Answer 1

Solve the equation for y by finding a,b, and c of the quadratic then applying the quadratic formula.

Desimal Form: 2.08088022…,−0.74754689…

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Explanation:

Answer 2

`9y^2-12y-14=0\\D=(-12)^2-4*9*(-14)=144+504=648=(\pm18√(2))^2 \\\\y_1=(12+18√(2) )/(18) =(2+3√(2) )/(3) \\\\y_2=(12-18√(2) )/(18) =(2-3√(2) )/(3)`