4(sin^2x)+12(cosx)-9=0

Simple and best practice solution for 4(sin^2x)+12(cosx)-9=0 equation. Check how easy it is, and learn it for the future. Our solution is simple, and easy to understand, so don`t hesitate to use it as a solution of your homework.

If it's not what You are looking for type in the equation solver your own equation and let us solve it.

Solution for 4(sin^2x)+12(cosx)-9=0 equation: 


Simplifying
4(sin2x) + 12(cosx) + -9 = 0

Reorder the terms:
-9 + 12cosx + 4in2sx = 0

Solving
-9 + 12cosx + 4in2sx = 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 + 12cosx + 9 + 4in2sx = 0 + 9

Reorder the terms:
-9 + 9 + 12cosx + 4in2sx = 0 + 9

Combine like terms: -9 + 9 = 0
0 + 12cosx + 4in2sx = 0 + 9
12cosx + 4in2sx = 0 + 9

Combine like terms: 0 + 9 = 9
12cosx + 4in2sx = 9

Add '-4in2sx' to each side of the equation.
12cosx + 4in2sx + -4in2sx = 9 + -4in2sx

Combine like terms: 4in2sx + -4in2sx = 0
12cosx + 0 = 9 + -4in2sx
12cosx = 9 + -4in2sx

Divide each side by '12osx'.
c = 0.75o-1s-1x-1 + -0.3333333333in2o-1

Simplifying
c = 0.75o-1s-1x-1 + -0.3333333333in2o-1

Reorder the terms:
c = -0.3333333333in2o-1 + 0.75o-1s-1x-1

See similar equations:

| (-12a^6b^2)/(3a^10b^3) | | 3/4x=x13 | | 2x^2+4=180 | | (-3x-4)/2=8 | | x(x+6)=8x+3 | | (3x-4)/2=8 | | 3x+2+6x=83 | | 3(2h-6)-2h+1=9 | | b/-0.29=5.5 | | -5x+3=-8-9 | | 3x+17+5x-21=180 | | 6x-12/x^2-2x | | 1/18c=-31 | | 4+7x+3x=34 | | 9k-27= | | -5+3=-8x-9 | | 4(3n+2)=9(7n+8)+1 | | 3x+17+5x+21=180 | | -28=a/13 | | 3cos(3x)+2sin(2x)=0 | | x/-5.1=-16 | | 14x+10=54 | | (3sin^2x)-(5sinx)+2=0 | | 485=5x^3 | | 8/*n | | 3sin^2x-5sinx+2=0 | | 8/7n | | (2t-1)(t+5)= | | 3.66xX=11 | | z=-729-10 | | 10*x=60 | | 11/X=3.666 |

Equations solver categories