Sin^2x-4cosx-11=0

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Solution for Sin^2x-4cosx-11=0 equation: 


Simplifying
Sin2x + -4cosx + -11 = 0

Reorder the terms:
-11 + -4cosx + in2xS = 0

Solving
-11 + -4cosx + in2xS = 0

Solving for variable 'c'.

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

Add '11' to each side of the equation.
-11 + -4cosx + 11 + in2xS = 0 + 11

Reorder the terms:
-11 + 11 + -4cosx + in2xS = 0 + 11

Combine like terms: -11 + 11 = 0
0 + -4cosx + in2xS = 0 + 11
-4cosx + in2xS = 0 + 11

Combine like terms: 0 + 11 = 11
-4cosx + in2xS = 11

Add '-1in2xS' to each side of the equation.
-4cosx + in2xS + -1in2xS = 11 + -1in2xS

Combine like terms: in2xS + -1in2xS = 0
-4cosx + 0 = 11 + -1in2xS
-4cosx = 11 + -1in2xS

Divide each side by '-4osx'.
c = -2.75o-1s-1x-1 + 0.25in2o-1s-1S

Simplifying
c = -2.75o-1s-1x-1 + 0.25in2o-1s-1S

Reorder the terms:
c = 0.25in2o-1s-1S + -2.75o-1s-1x-1

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