8sinx+4cos^2x=7

Simple and best practice solution for 8sinx+4cos^2x=7 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 8sinx+4cos^2x=7 equation:


Simplifying
8sinx + 4cos2x = 7

Reorder the terms:
4cos2x + 8insx = 7

Solving
4cos2x + 8insx = 7

Solving for variable 'c'.

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

Add '-8insx' to each side of the equation.
4cos2x + 8insx + -8insx = 7 + -8insx

Combine like terms: 8insx + -8insx = 0
4cos2x + 0 = 7 + -8insx
4cos2x = 7 + -8insx

Divide each side by '4os2x'.
c = 1.75o-1s-2x-1 + -2ino-1s-1

Simplifying
c = 1.75o-1s-2x-1 + -2ino-1s-1

Reorder the terms:
c = -2ino-1s-1 + 1.75o-1s-2x-1

See similar equations:

| Log0.8/log0.3 | | 18p-12-4=1-6p-2 | | 3z+8=-2 | | 2y+5y+9y= | | (x-3)(y+5)=-17 | | 8x-(9+3x)=36 | | x:7/8=64 | | 7x-1x=63 | | 8-6y+3=2y-1 | | 3x+10=-10+2x | | (x^2+6x-7)(2x^2-5x-5)=0 | | X+7-y=63 | | (x+10)=5 | | X+7+y=63 | | 4y+(-6y+7)=8 | | 15*(x+2)=6*(2x+7) | | x*y=1366 | | lg(3x+2)-lg(9x^2+12x+4)=y | | Log(c)26=2 | | 2x-(-9)=-7 | | Y=-x^3+6x^2-9x+4 | | U=-x^3+6x^2-9x+4 | | B/2.5=a | | 4x+(-3)=3x-(-1) | | (x+5)(x-1)=((x-4)(x-4))+57 | | 3(x-5)-2(x-3)=20 | | 20/6,90 | | 12*2x=14 | | -x^2(2x^2-2x^3y^2)= | | 2x^3(2x^3y^3-1)= | | 4x-12=3y-2 | | Tan63=15/x |

Equations solver categories