Y^4+-10y^2-9=0

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Solution for Y^4+-10y^2-9=0 equation:


Simplifying
Y4 + -10y2 + -9 = 0

Reorder the terms:
-9 + Y4 + -10y2 = 0

Solving
-9 + Y4 + -10y2 = 0

Solving for variable 'Y'.

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

Add '9' to each side of the equation.
-9 + Y4 + 9 + -10y2 = 0 + 9

Reorder the terms:
-9 + 9 + Y4 + -10y2 = 0 + 9

Combine like terms: -9 + 9 = 0
0 + Y4 + -10y2 = 0 + 9
Y4 + -10y2 = 0 + 9

Combine like terms: 0 + 9 = 9
Y4 + -10y2 = 9

Add '10y2' to each side of the equation.
Y4 + -10y2 + 10y2 = 9 + 10y2

Combine like terms: -10y2 + 10y2 = 0
Y4 + 0 = 9 + 10y2
Y4 = 9 + 10y2

Simplifying
Y4 = 9 + 10y2

Reorder the terms:
-9 + Y4 + -10y2 = 9 + 10y2 + -9 + -10y2

Reorder the terms:
-9 + Y4 + -10y2 = 9 + -9 + 10y2 + -10y2

Combine like terms: 9 + -9 = 0
-9 + Y4 + -10y2 = 0 + 10y2 + -10y2
-9 + Y4 + -10y2 = 10y2 + -10y2

Combine like terms: 10y2 + -10y2 = 0
-9 + Y4 + -10y2 = 0

Factor a trinomial.
(Y2 + -10y)(Y2 + y) = 0

Subproblem 1

Set the factor '(Y2 + -10y)' equal to zero and attempt to solve: Simplifying Y2 + -10y = 0 Solving Y2 + -10y = 0 Move all terms containing Y to the left, all other terms to the right. Add '10y' to each side of the equation. Y2 + -10y + 10y = 0 + 10y Combine like terms: -10y + 10y = 0 Y2 + 0 = 0 + 10y Y2 = 0 + 10y Remove the zero: Y2 = 10y Simplifying Y2 = 10y The solution to this equation could not be determined. This subproblem is being ignored because a solution could not be determined.

Subproblem 2

Set the factor '(Y2 + y)' equal to zero and attempt to solve: Simplifying Y2 + y = 0 Solving Y2 + y = 0 Move all terms containing Y to the left, all other terms to the right. Add '-1y' to each side of the equation. Y2 + y + -1y = 0 + -1y Combine like terms: y + -1y = 0 Y2 + 0 = 0 + -1y Y2 = 0 + -1y Remove the zero: Y2 = -1y Simplifying Y2 = -1y The solution to this equation could not be determined. This subproblem is being ignored because a solution could not be determined. The solution to this equation could not be determined.

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