0=0.5x^2-cos(x)-2

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Solution for 0=0.5x^2-cos(x)-2 equation:


Simplifying
0 = 0.5x2 + -1cos(x) + -2

Multiply cos * x
0 = 0.5x2 + -1cosx + -2

Reorder the terms:
0 = -2 + -1cosx + 0.5x2

Solving
0 = -2 + -1cosx + 0.5x2

Solving for variable 'c'.

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

Add 'cosx' to each side of the equation.
0 + cosx = -2 + -1cosx + cosx + 0.5x2
Remove the zero:
cosx = -2 + -1cosx + cosx + 0.5x2

Combine like terms: -1cosx + cosx = 0
cosx = -2 + 0 + 0.5x2
cosx = -2 + 0.5x2

Divide each side by 'osx'.
c = -2o-1s-1x-1 + 0.5o-1s-1x

Simplifying
c = -2o-1s-1x-1 + 0.5o-1s-1x

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