Mister Exam
Other calculators
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How to use it?
- Equation:
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Equation 1-7(4+2x)=-9-4x
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Equation 10x+9=7x
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Equation (x+2)^2+(x-3)^2=2x^2
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Equation 6(3x+1)-3x=11x
- Express {x} in terms of y where:
- -5*x+5*y=-9
- -2*x-1*y=-8
- 1*x-4*y=1
- 4*x+15*y=19
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Identical expressions
- sin(two *x+ two *pi/ three)*cos((four *x+pi)/ three)-cos(two *x)=sin(two *x)/cos(-(-pi)/ three)
- sinus of (2 multiply by x plus 2 multiply by Pi divide by 3) multiply by co sinus of e of ((4 multiply by x plus Pi ) divide by 3) minus co sinus of e of (2 multiply by x) equally sinus of (2 multiply by x) divide by co sinus of e of ( minus ( minus Pi ) divide by 3)
- sinus of (two multiply by x plus two multiply by Pi divide by three) multiply by co sinus of e of ((four multiply by x plus Pi ) divide by three) minus co sinus of e of (two multiply by x) equally sinus of (two multiply by x) divide by co sinus of e of ( minus ( minus Pi ) divide by three)
- sin(2x+2pi/3)cos((4x+pi)/3)-cos(2x)=sin(2x)/cos(-(-pi)/3)
- sin2x+2pi/3cos4x+pi/3-cos2x=sin2x/cos--pi/3
- sin(2*x+2*pi divide by 3)*cos((4*x+pi) divide by 3)-cos(2*x)=sin(2*x) divide by cos(-(-pi) divide by 3)
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Similar expressions
- sin(2*x+2*pi/3)*cos((4*x+pi)/3)+cos(2*x)=sin(2*x)/cos(-(-pi)/3)
- sin(2*x+2*pi/3)*cos((4*x-pi)/3)-cos(2*x)=sin(2*x)/cos(-(-pi)/3)
- sin(2*x+2*pi/3)*cos((4*x+pi)/3)-cos(2*x)=sin(2*x)/cos((-pi)/3)
- sin(2*x+2*pi/3)*cos((4*x+pi)/3)-cos(2*x)=sin(2*x)/cos(-(pi)/3)
- sin(2*x-2*pi/3)*cos((4*x+pi)/3)-cos(2*x)=sin(2*x)/cos(-(-pi)/3)
sin(2*x+2*pi/3)*cos((4*x+pi)/3)-cos(2*x)=sin(2*x)/cos(-(-pi)/3) equation
The teacher will be very surprised to see your correct solution 😉
The solution
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/ 2*pi\ /4*x + pi\ sin(2*x)
sin|2*x + ----|*cos|--------| - cos(2*x) = --------
\ 3 / \ 3 / /pi\
cos|--|
\3 /
$$\sin{\left(2 x + \frac{2 \pi}{3} \right)} \cos{\left(\frac{4 x + \pi}{3} \right)} - \cos{\left(2 x \right)} = \frac{\sin{\left(2 x \right)}}{\cos{\left(\frac{\pi}{3} \right)}}$$