Mister Exam

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How to use it?
Equation:
Equation sin(2*x)=-1/2
Equation x+(7-2x)=10
Equation x-2=-3x
Equation (x-1)*(x+1)=0
Express {x} in terms of y where:
-10*x+7*y=-12
-15*x+3*y=8
18*x-10*y=-9
19*x-7*y=-11
Identical expressions
two *sin two (x)^(three)-cos(2*x)-sin(x)= zero
2 multiply by sinus of 2(x) to the power of (3) minus co sinus of e of (2 multiply by x) minus sinus of (x) equally 0
two multiply by sinus of two (x) to the power of (three) minus co sinus of e of (2 multiply by x) minus sinus of (x) equally zero
2*sin2(x)(3)-cos(2*x)-sin(x)=0
2*sin2x3-cos2*x-sinx=0
2sin2(x)^(3)-cos(2x)-sin(x)=0
2sin2(x)(3)-cos(2x)-sin(x)=0
2sin2x3-cos2x-sinx=0
2sin2x^3-cos2x-sinx=0
2*sin2(x)^(3)-cos(2*x)-sin(x)=O
Similar expressions
2*sin2(x)^(3)+cos(2*x)-sin(x)=0
2*sin2(x)^(3)-cos(2*x)+sin(x)=0
2*sin2(x)^(3)-cos(2*x)-sinx=0

2sin2(x)^(3)-cos(2x)-sin(x)=0 equation

The teacher will be very surprised to see your correct solution 😉

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     8                           
2*sin (x) - cos(2*x) - sin(x) = 0

$$\left(2 \sin^{8}{\left(x \right)} - \cos{\left(2 x \right)}\right) - \sin{\left(x \right)} = 0$$

Simplify

The graph

Plot the graph f1(x)

Plot the graph f2(x)

2*sin2(x)^(3)-cos(2*x)-sin(x)=0 equation