0.81X^4-0.45x^2-0.19=0

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Solution for 0.81X^4-0.45x^2-0.19=0 equation: 


Simplifying
0.81X4 + -0.45x2 + -0.19 = 0

Reorder the terms:
-0.19 + 0.81X4 + -0.45x2 = 0

Solving
-0.19 + 0.81X4 + -0.45x2 = 0

Solving for variable 'X'.

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

Add '0.19' to each side of the equation.
-0.19 + 0.81X4 + 0.19 + -0.45x2 = 0 + 0.19

Reorder the terms:
-0.19 + 0.19 + 0.81X4 + -0.45x2 = 0 + 0.19

Combine like terms: -0.19 + 0.19 = 0.00
0.00 + 0.81X4 + -0.45x2 = 0 + 0.19
0.81X4 + -0.45x2 = 0 + 0.19

Combine like terms: 0 + 0.19 = 0.19
0.81X4 + -0.45x2 = 0.19

Add '0.45x2' to each side of the equation.
0.81X4 + -0.45x2 + 0.45x2 = 0.19 + 0.45x2

Combine like terms: -0.45x2 + 0.45x2 = 0.00
0.81X4 + 0.00 = 0.19 + 0.45x2
0.81X4 = 0.19 + 0.45x2

Divide each side by '0.81'.
X4 = 0.2345679012 + 0.5555555556x2

Simplifying
X4 = 0.2345679012 + 0.5555555556x2

Reorder the terms:
-0.2345679012 + X4 + -0.5555555556x2 = 0.2345679012 + 0.5555555556x2 + -0.2345679012 + -0.5555555556x2

Reorder the terms:
-0.2345679012 + X4 + -0.5555555556x2 = 0.2345679012 + -0.2345679012 + 0.5555555556x2 + -0.5555555556x2

Combine like terms: 0.2345679012 + -0.2345679012 = 0.0000000000
-0.2345679012 + X4 + -0.5555555556x2 = 0.0000000000 + 0.5555555556x2 + -0.5555555556x2
-0.2345679012 + X4 + -0.5555555556x2 = 0.5555555556x2 + -0.5555555556x2

Combine like terms: 0.5555555556x2 + -0.5555555556x2 = 0.0000000000
-0.2345679012 + X4 + -0.5555555556x2 = 0.0000000000

The solution to this equation could not be determined.

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