(3y^2+5)(3y^2-5)=

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Solution for (3y^2+5)(3y^2-5)= equation:


Simplifying
(3y2 + 5)(3y2 + -5) = 0

Reorder the terms:
(5 + 3y2)(3y2 + -5) = 0

Reorder the terms:
(5 + 3y2)(-5 + 3y2) = 0

Multiply (5 + 3y2) * (-5 + 3y2)
(5(-5 + 3y2) + 3y2 * (-5 + 3y2)) = 0
((-5 * 5 + 3y2 * 5) + 3y2 * (-5 + 3y2)) = 0
((-25 + 15y2) + 3y2 * (-5 + 3y2)) = 0
(-25 + 15y2 + (-5 * 3y2 + 3y2 * 3y2)) = 0
(-25 + 15y2 + (-15y2 + 9y4)) = 0

Combine like terms: 15y2 + -15y2 = 0
(-25 + 0 + 9y4) = 0
(-25 + 9y4) = 0

Solving
-25 + 9y4 = 0

Solving for variable 'y'.

Move all terms containing y to the left, all other terms to the right.

Add '25' to each side of the equation.
-25 + 25 + 9y4 = 0 + 25

Combine like terms: -25 + 25 = 0
0 + 9y4 = 0 + 25
9y4 = 0 + 25

Combine like terms: 0 + 25 = 25
9y4 = 25

Divide each side by '9'.
y4 = 2.777777778

Simplifying
y4 = 2.777777778

Reorder the terms:
-2.777777778 + y4 = 2.777777778 + -2.777777778

Combine like terms: 2.777777778 + -2.777777778 = 0.000000000
-2.777777778 + y4 = 0.000000000

The solution to this equation could not be determined.

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