36x^2+11x-12=0

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Solution for 36x^2+11x-12=0 equation:



36x^2+11x-12=0
a = 36; b = 11; c = -12;
Δ = b2-4ac
Δ = 112-4·36·(-12)
Δ = 1849
The delta value is higher than zero, so the equation has two solutions
We use following formulas to calculate our solutions:
$x_{1}=\frac{-b-\sqrt{\Delta}}{2a}$
$x_{2}=\frac{-b+\sqrt{\Delta}}{2a}$

$\sqrt{\Delta}=\sqrt{1849}=43$
$x_{1}=\frac{-b-\sqrt{\Delta}}{2a}=\frac{-(11)-43}{2*36}=\frac{-54}{72} =-3/4 $
$x_{2}=\frac{-b+\sqrt{\Delta}}{2a}=\frac{-(11)+43}{2*36}=\frac{32}{72} =4/9 $

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