7X2-72y=0

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Solution for 7X2-72y=0 equation:



7X^2-72X=0
a = 7; b = -72; c = 0;
Δ = b2-4ac
Δ = -722-4·7·0
Δ = 5184
The delta value is higher than zero, so the equation has two solutions
We use following formulas to calculate our solutions:
$X_{1}=\frac{-b-\sqrt{\Delta}}{2a}$
$X_{2}=\frac{-b+\sqrt{\Delta}}{2a}$

$\sqrt{\Delta}=\sqrt{5184}=72$
$X_{1}=\frac{-b-\sqrt{\Delta}}{2a}=\frac{-(-72)-72}{2*7}=\frac{0}{14} =0 $
$X_{2}=\frac{-b+\sqrt{\Delta}}{2a}=\frac{-(-72)+72}{2*7}=\frac{144}{14} =10+2/7 $

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