2Cos^2(x)+3Cos(x)-4=0

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Solution for 2Cos^2(x)+3Cos(x)-4=0 equation: 


Simplifying
2Cos2(x) + 3Cos(x) + -4 = 0

Multiply os2C * x
2os2xC + 3Cos(x) + -4 = 0

Multiply osC * x
2os2xC + 3osxC + -4 = 0

Reorder the terms:
-4 + 3osxC + 2os2xC = 0

Solving
-4 + 3osxC + 2os2xC = 0

Solving for variable 'o'.

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

Add '4' to each side of the equation.
-4 + 3osxC + 4 + 2os2xC = 0 + 4

Reorder the terms:
-4 + 4 + 3osxC + 2os2xC = 0 + 4

Combine like terms: -4 + 4 = 0
0 + 3osxC + 2os2xC = 0 + 4
3osxC + 2os2xC = 0 + 4

Combine like terms: 0 + 4 = 4
3osxC + 2os2xC = 4

Reorder the terms:
-4 + 3osxC + 2os2xC = 4 + -4

Combine like terms: 4 + -4 = 0
-4 + 3osxC + 2os2xC = 0

The solution to this equation could not be determined.

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