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

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


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

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

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

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

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

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

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

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

Divide each side by '5os2x'.
c = o-1s-2x-1 + 0.8ino-1s-1

Simplifying
c = o-1s-2x-1 + 0.8ino-1s-1

Reorder the terms:
c = 0.8ino-1s-1 + o-1s-2x-1

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