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

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


Simplifying
4cos2x + 5sinx + -4 = 0

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

Solving
-4 + 4cos2x + 5insx = 0

Solving for variable 'c'.

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

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

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

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

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

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

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

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

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

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

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