-7p^2+8p+32=8

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Solution for -7p^2+8p+32=8 equation:



-7p^2+8p+32=8
We move all terms to the left:
-7p^2+8p+32-(8)=0
We add all the numbers together, and all the variables
-7p^2+8p+24=0
a = -7; b = 8; c = +24;
Δ = b2-4ac
Δ = 82-4·(-7)·24
Δ = 736
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:
$\sqrt{\Delta}=\sqrt{736}=\sqrt{16*46}=\sqrt{16}*\sqrt{46}=4\sqrt{46}$
$p_{1}=\frac{-b-\sqrt{\Delta}}{2a}=\frac{-(8)-4\sqrt{46}}{2*-7}=\frac{-8-4\sqrt{46}}{-14} $
$p_{2}=\frac{-b+\sqrt{\Delta}}{2a}=\frac{-(8)+4\sqrt{46}}{2*-7}=\frac{-8+4\sqrt{46}}{-14} $

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