4cos^2x-5sinx-5=0

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Solution for 4cos^2x-5sinx-5=0 equation:


Simplifying
4cos2x + -5sinx + -5 = 0

Reorder the terms:
-5 + 4cos2x + -5insx = 0

Solving
-5 + 4cos2x + -5insx = 0

Solving for variable 'c'.

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

Add '5' to each side of the equation.
-5 + 4cos2x + 5 + -5insx = 0 + 5

Reorder the terms:
-5 + 5 + 4cos2x + -5insx = 0 + 5

Combine like terms: -5 + 5 = 0
0 + 4cos2x + -5insx = 0 + 5
4cos2x + -5insx = 0 + 5

Combine like terms: 0 + 5 = 5
4cos2x + -5insx = 5

Add '5insx' to each side of the equation.
4cos2x + -5insx + 5insx = 5 + 5insx

Combine like terms: -5insx + 5insx = 0
4cos2x + 0 = 5 + 5insx
4cos2x = 5 + 5insx

Divide each side by '4os2x'.
c = 1.25o-1s-2x-1 + 1.25ino-1s-1

Simplifying
c = 1.25o-1s-2x-1 + 1.25ino-1s-1

Reorder the terms:
c = 1.25ino-1s-1 + 1.25o-1s-2x-1

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