4p^2=8-10p

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Solution for 4p^2=8-10p equation:



4p^2=8-10p
We move all terms to the left:
4p^2-(8-10p)=0
We add all the numbers together, and all the variables
4p^2-(-10p+8)=0
We get rid of parentheses
4p^2+10p-8=0
a = 4; b = 10; c = -8;
Δ = b2-4ac
Δ = 102-4·4·(-8)
Δ = 228
The delta value is higher than zero, so the equation has two solutions
We use following formulas to calculate our solutions:
$p_{1}=\frac{-b-\sqrt{\Delta}}{2a}$
$p_{2}=\frac{-b+\sqrt{\Delta}}{2a}$

The end solution:
$\sqrt{\Delta}=\sqrt{228}=\sqrt{4*57}=\sqrt{4}*\sqrt{57}=2\sqrt{57}$
$p_{1}=\frac{-b-\sqrt{\Delta}}{2a}=\frac{-(10)-2\sqrt{57}}{2*4}=\frac{-10-2\sqrt{57}}{8} $
$p_{2}=\frac{-b+\sqrt{\Delta}}{2a}=\frac{-(10)+2\sqrt{57}}{2*4}=\frac{-10+2\sqrt{57}}{8} $

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