6k^2-42+72=)

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Solution for 6k^2-42+72=) equation: 



6k^2-42+72=)

We move all terms to the left:

6k^2-42+72-())=0

We add all the numbers together, and all the variables

6k^2=0

a = 6; b = 0; c = 0;
Δ = b2-4ac
Δ = 02-4·6·0
Δ = 0
Delta is equal to zero, so there is only one solution to the equation

                              Stosujemy wzór:
$k=\frac{-b}{2a}=\frac{0}{12}=0$

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