4cos^2x+12sinx-9=0

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Solution for 4cos^2x+12sinx-9=0 equation:


Simplifying
4cos2x + 12sinx + -9 = 0

Reorder the terms:
-9 + 4cos2x + 12insx = 0

Solving
-9 + 4cos2x + 12insx = 0

Solving for variable 'c'.

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

Add '9' to each side of the equation.
-9 + 4cos2x + 9 + 12insx = 0 + 9

Reorder the terms:
-9 + 9 + 4cos2x + 12insx = 0 + 9

Combine like terms: -9 + 9 = 0
0 + 4cos2x + 12insx = 0 + 9
4cos2x + 12insx = 0 + 9

Combine like terms: 0 + 9 = 9
4cos2x + 12insx = 9

Add '-12insx' to each side of the equation.
4cos2x + 12insx + -12insx = 9 + -12insx

Combine like terms: 12insx + -12insx = 0
4cos2x + 0 = 9 + -12insx
4cos2x = 9 + -12insx

Divide each side by '4os2x'.
c = 2.25o-1s-2x-1 + -3ino-1s-1

Simplifying
c = 2.25o-1s-2x-1 + -3ino-1s-1

Reorder the terms:
c = -3ino-1s-1 + 2.25o-1s-2x-1

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