Mister Exam
Other calculators
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How to use it?
- Equation:
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Equation x^4+2*x^2-8=0
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Equation (x+3)^4+2*(x+3)^2-8=0
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Equation 1/(x-1)^2+2/(x-1)-3=0
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Equation tan(x)=-3
- Express {x} in terms of y where:
- 7*x-1*y=-7
- 10*x-18*y=3
- 18*x+12*y=18
- -1*x-17*y=-12
- Graphing y =:
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tan(x)
- Derivative of:
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tan(x)
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-3
- Integral of d{x}:
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tan(x)
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-3
- Sum of series:
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-3
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Identical expressions
- tan(x)=- three
- tangent of (x) equally minus 3
- tangent of (x) equally minus three
- tanx=-3
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Similar expressions
- tan(x)=+3
- -tan(x/2)=1/2*ln(2)
tan(x)=-3 equation
The teacher will be very surprised to see your correct solution 😉
The solution
Detail solution
Given the equation
- this is the simplest trigonometric equation
This equation is transformed to
Or
, where n - is a integer
- this is the simplest trigonometric equation
This equation is transformed to
Or
, where n - is a integer
Numerical answer
[src]
x1 = -57.7977135370145
x2 = 52.1580293386282
x3 = -64.0808988441941
x4 = -7.53223107957784
x5 = 58.4412146458078
x6 = -35.806564961886
x7 = 96.1403264888853
x8 = -29.5233796547064
x9 = -20.098601693937
x10 = 30.1668807634997
x11 = -73.5056768049635
x12 = 42.7332513778588
x13 = 8.17573218837112
x14 = -2599.34617029116
x15 = -48.3729355762452
x16 = 64.7243999529874
x17 = 80.4323632209364
x18 = 45.8748440314486
x19 = 67.8659926065772
x20 = 36.4500660706793
x21 = 74.1491779137568
x22 = 77.2907705673466
x23 = -86.0720474193227
x24 = 240.653588554016
x25 = -4022.48764236733
x26 = 86.715548528116
x27 = -1.24904577239825
x28 = 89.8571411817058
x29 = -51.5145282298349
x30 = 17.6005101491405
x31 = -26.3817870011166
x32 = -13.8154163867574
x33 = -45.2313429226554
x34 = 14.4589174955507
x35 = 1.89254688119154
x36 = -79.7888621121431
x37 = 23.8836954563201
x38 = -42.0897502690656
x38 = -42.0897502690656
The graph