4=9*sin(x)*cos(x)

Simple and best practice solution for 4=9*sin(x)*cos(x) 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=9*sin(x)*cos(x) equation:


Simplifying
4 = 9sin(x) * cos(x)

Multiply ins * x
4 = 9insx * cos * x

Multiply insx * cos
4 = 9cinos2x * x

Multiply cinos2x * x
4 = 9cinos2x2

Solving
4 = 9cinos2x2

Solving for variable 'c'.

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

Add '-9cinos2x2' to each side of the equation.
4 + -9cinos2x2 = 9cinos2x2 + -9cinos2x2

Combine like terms: 9cinos2x2 + -9cinos2x2 = 0
4 + -9cinos2x2 = 0

Add '-4' to each side of the equation.
4 + -4 + -9cinos2x2 = 0 + -4

Combine like terms: 4 + -4 = 0
0 + -9cinos2x2 = 0 + -4
-9cinos2x2 = 0 + -4

Combine like terms: 0 + -4 = -4
-9cinos2x2 = -4

Divide each side by '-9inos2x2'.
c = 0.4444444444i-1n-1o-1s-2x-2

Simplifying
c = 0.4444444444i-1n-1o-1s-2x-2

See similar equations:

| x-5.1=10.1 | | 2.1x=4.2 | | 3.1+x=5.1 | | 16x-7x=144 | | 3x+4y=7forx | | M^3=81 | | 49x^2+70x+16=0 | | (x^3+27)+(x+3)(x-3)=0 | | x(3-x)=10 | | 4y^2-33y-27=0 | | 4y^2-33y+27=0 | | =(2*a)*(1.5*a) | | =(2*a)*(2*b) | | 4q+5Q= | | u+4*(1-u)=5-3u | | 8(y-1)=4y+12 | | f(x)=3x^2-x^3 | | x^6-x-1=0 | | z^4+2=0 | | 21X=60000 | | sqrt(x)=4 | | sqrt(5-4x)=3.2 | | 4x^3+20x^3+15x^2+8=0 | | -16*x^2+80*x= | | 20-25x^2+4x^3=0 | | 12x^3-75x^2+60=0 | | (m^2-4)*x^2+(m-2)*x+1=0 | | (3x+4)(4x-2)= | | =x^2-5x+6 | | x^3-16*x^2+80*x-128= | | x^3-16*x^2+80*x-128=0 | | 9x-(4x-5)= |

Equations solver categories