Y^4-15y^2=16

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Solution for Y^4-15y^2=16 equation: 



^4-15Y^2=16

We move all terms to the left:

^4-15Y^2-(16)=0

determiningTheFunctionDomain
-15Y^2-16+^4=0

We add all the numbers together, and all the variables

-15Y^2=0

a = -15; b = 0; c = 0;
Δ = b2-4ac
Δ = 02-4·(-15)·0
Δ = 0
Delta is equal to zero, so there is only one solution to the equation

                              Stosujemy wzór:
$Y=\frac{-b}{2a}=\frac{0}{-30}=0$

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