2sin^2x+11cosx-7=0

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Solution for 2sin^2x+11cosx-7=0 equation: 


Simplifying
2sin2x + 11cosx + -7 = 0

Reorder the terms:
-7 + 11cosx + 2in2sx = 0

Solving
-7 + 11cosx + 2in2sx = 0

Solving for variable 'c'.

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

Add '7' to each side of the equation.
-7 + 11cosx + 7 + 2in2sx = 0 + 7

Reorder the terms:
-7 + 7 + 11cosx + 2in2sx = 0 + 7

Combine like terms: -7 + 7 = 0
0 + 11cosx + 2in2sx = 0 + 7
11cosx + 2in2sx = 0 + 7

Combine like terms: 0 + 7 = 7
11cosx + 2in2sx = 7

Add '-2in2sx' to each side of the equation.
11cosx + 2in2sx + -2in2sx = 7 + -2in2sx

Combine like terms: 2in2sx + -2in2sx = 0
11cosx + 0 = 7 + -2in2sx
11cosx = 7 + -2in2sx

Divide each side by '11osx'.
c = 0.6363636364o-1s-1x-1 + -0.1818181818in2o-1

Simplifying
c = 0.6363636364o-1s-1x-1 + -0.1818181818in2o-1

Reorder the terms:
c = -0.1818181818in2o-1 + 0.6363636364o-1s-1x-1

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