2cos(60-x)+2sen(30-x)+cos^2x-3=0

Simple and best practice solution for 2cos(60-x)+2sen(30-x)+cos^2x-3=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 2cos(60-x)+2sen(30-x)+cos^2x-3=0 equation:


Simplifying
2cos(60 + -1x) + 2sen(30 + -1x) + cos2x + -3 = 0
(60 * 2cos + -1x * 2cos) + 2sen(30 + -1x) + cos2x + -3 = 0
(120cos + -2cosx) + 2sen(30 + -1x) + cos2x + -3 = 0
120cos + -2cosx + (30 * 2ens + -1x * 2ens) + cos2x + -3 = 0
120cos + -2cosx + (60ens + -2ensx) + cos2x + -3 = 0

Reorder the terms:
-3 + 120cos + -2cosx + cos2x + 60ens + -2ensx = 0

Solving
-3 + 120cos + -2cosx + cos2x + 60ens + -2ensx = 0

Solving for variable 'c'.

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

Add '3' to each side of the equation.
-3 + 120cos + -2cosx + cos2x + 60ens + 3 + -2ensx = 0 + 3

Reorder the terms:
-3 + 3 + 120cos + -2cosx + cos2x + 60ens + -2ensx = 0 + 3

Combine like terms: -3 + 3 = 0
0 + 120cos + -2cosx + cos2x + 60ens + -2ensx = 0 + 3
120cos + -2cosx + cos2x + 60ens + -2ensx = 0 + 3

Combine like terms: 0 + 3 = 3
120cos + -2cosx + cos2x + 60ens + -2ensx = 3

Add '-60ens' to each side of the equation.
120cos + -2cosx + cos2x + 60ens + -60ens + -2ensx = 3 + -60ens

Combine like terms: 60ens + -60ens = 0
120cos + -2cosx + cos2x + 0 + -2ensx = 3 + -60ens
120cos + -2cosx + cos2x + -2ensx = 3 + -60ens

Add '2ensx' to each side of the equation.
120cos + -2cosx + cos2x + -2ensx + 2ensx = 3 + -60ens + 2ensx

Combine like terms: -2ensx + 2ensx = 0
120cos + -2cosx + cos2x + 0 = 3 + -60ens + 2ensx
120cos + -2cosx + cos2x = 3 + -60ens + 2ensx

Reorder the terms:
-3 + 120cos + -2cosx + cos2x + 60ens + -2ensx = 3 + -60ens + 2ensx + -3 + 60ens + -2ensx

Reorder the terms:
-3 + 120cos + -2cosx + cos2x + 60ens + -2ensx = 3 + -3 + -60ens + 60ens + 2ensx + -2ensx

Combine like terms: 3 + -3 = 0
-3 + 120cos + -2cosx + cos2x + 60ens + -2ensx = 0 + -60ens + 60ens + 2ensx + -2ensx
-3 + 120cos + -2cosx + cos2x + 60ens + -2ensx = -60ens + 60ens + 2ensx + -2ensx

Combine like terms: -60ens + 60ens = 0
-3 + 120cos + -2cosx + cos2x + 60ens + -2ensx = 0 + 2ensx + -2ensx
-3 + 120cos + -2cosx + cos2x + 60ens + -2ensx = 2ensx + -2ensx

Combine like terms: 2ensx + -2ensx = 0
-3 + 120cos + -2cosx + cos2x + 60ens + -2ensx = 0

The solution to this equation could not be determined.

See similar equations:

| 3cde+5ecd+2ced= | | 8x+4=3x-9 | | X^4-20x^2-50=0 | | 10-3xy+8xy+4= | | a^2(a-1)x=a(a+1+2x) | | 10xy-4yx+3= | | 10xy-4yx-3= | | 5ab+3ba+2ab= | | 4ab+5+2ab= | | 3xy+4xy+5xy= | | H(t)=100t-2t^2 | | 2(x-4)-5(2x+1)=3 | | 42-4x=5x+6 | | 2*x-6=0 | | 2*x+3=5 | | 7g-12+5(2-g)=6(g+3) | | 20x+5+5x-5=50 | | 16=(x+8)(x+8) | | 3x+9+x+11=32 | | 9x+9+x+11=32 | | 3t^2+t=72 | | 6x+12-4x+3=35 | | 3t^2+t-72=0 | | 2x+8+2x-7=45 | | 30=x-7 | | 2x+1xy=42 | | x+15+8x+2=26 | | xy=-8 | | 10x+1-5x+8=54 | | 9x+3-5x+4=23 | | 5(r-3)+6r=3(2-r) | | 5x+34=4x+10 |

Equations solver categories