C=9x2+48x+64

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Solution for C=9x2+48x+64 equation: 



=9C^2+48C+64

We move all terms to the left:

-(9C^2+48C+64)=0

We get rid of parentheses

-9C^2-48C-64=0

a = -9; b = -48; c = -64;
Δ = b2-4ac
Δ = -482-4·(-9)·(-64)
Δ = 0
Delta is equal to zero, so there is only one solution to the equation

                              Stosujemy wzór:
$C=\frac{-b}{2a}=\frac{48}{-18}=-2+2/3$

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