7p^2=54p

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Solution for 7p^2=54p equation:



7p^2=54p
We move all terms to the left:
7p^2-(54p)=0
a = 7; b = -54; c = 0;
Δ = b2-4ac
Δ = -542-4·7·0
Δ = 2916
The delta value is higher than zero, so the equation has two solutions
We use following formulas to calculate our solutions:
$p_{1}=\frac{-b-\sqrt{\Delta}}{2a}$
$p_{2}=\frac{-b+\sqrt{\Delta}}{2a}$

$\sqrt{\Delta}=\sqrt{2916}=54$
$p_{1}=\frac{-b-\sqrt{\Delta}}{2a}=\frac{-(-54)-54}{2*7}=\frac{0}{14} =0 $
$p_{2}=\frac{-b+\sqrt{\Delta}}{2a}=\frac{-(-54)+54}{2*7}=\frac{108}{14} =7+5/7 $

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