Mister Exam
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How to use it?
- Equation:
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Equation -20*(x-13)=-220
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Equation x-x/12=55/12
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Equation 3^x=81
-
Equation 12-x^2=11
- Express {x} in terms of y where:
- 18*x+19*y=7
- 16*x-15*y=4
- 1*x+6*y=6
- 20*x+9*y=17
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Identical expressions
- sin2x+√2sinx= zero :
- sinus of 2x plus √2 sinus of x equally 0:
- sinus of 2x plus √2 sinus of x equally zero :
- sin2x+√2sinx=O:
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Similar expressions
- sin2x-√2sinx=0:
- x:(2450+2450):x=5
- sin2x+√2*sinx-2cosx-√2=0
sin2x+√2sinx=0: equation
The teacher will be very surprised to see your correct solution 😉
The solution
You have entered
[src]
__________ sin(2*x) + \/ 2*sin(x) = 0
$$\sqrt{2 \sin{\left(x \right)}} + \sin{\left(2 x \right)} = 0$$
Numerical answer
[src]
x1 = -35.1629564081847 + 0.304688931718003*i
x2 = 96.7839350425866 - 0.304688931718003*i
x3 = 21.3857113564316 + 0.304688931718003*i
x4 = -10.0302151794664 - 0.304688931718003*i
x5 = -22.5965857938255 - 0.304688931718003*i
x6 = -72.8620682512622 + 0.304688931718003*i
x7 = 71.6511938138683 - 0.304688931718003*i
x8 = 96.7839350425866 + 0.304688931718003*i
x9 = 46.5184525851499 - 0.304688931718003*i
x10 = 65.3680085066887 - 0.304688931718003*i
x11 = -85.4284388656214 + 0.304688931718003*i
x12 = -60.295697636903 - 0.304688931718003*i
x13 = 84.2175644282274 + 0.304688931718003*i
x14 = 8.81934074207241 - 0.304688931718003*i
x15 = 8.81934074207241 + 0.304688931718003*i
x16 = -10.0302151794664 + 0.304688931718003*i
x17 = 52.8016378923295 + 0.304688931718003*i
x18 = 0.0
x19 = -47.7293270225439 - 0.304688931718003*i
x20 = -66.5788829440826 - 0.304688931718003*i
x21 = 77.9343791210479 + 0.304688931718003*i
x22 = -97.9948094799806 + 0.304688931718003*i
x23 = -3.74702987228677 - 0.304688931718003*i
x24 = 90.500749735407 - 0.304688931718003*i
x25 = 59.0848231995091 + 0.304688931718003*i
x26 = 33.9520819707908 + 0.304688931718003*i
x27 = 40.2352672779703 + 0.304688931718003*i
x28 = 15.102526049252 - 0.304688931718003*i
x29 = 27.6688966636112 - 0.304688931718003*i
x30 = -22.5965857938255 + 0.304688931718003*i
x31 = -91.711624172801 - 0.304688931718003*i
x32 = -28.8797711010051 + 0.304688931718003*i
x33 = -54.0125123297235 + 0.304688931718003*i
x34 = 2.53615543489282 - 0.304688931718003*i
x35 = -35.1629564081847 - 0.304688931718003*i
x36 = -79.1452535584418 + 0.304688931718003*i
x37 = -79.1452535584418 - 0.304688931718003*i
x37 = -79.1452535584418 - 0.304688931718003*i