Mister Exam
Other calculators
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How to use it?
- Equation:
-
Equation 16x^2-8x+1=0
- Equation 9x^2-45x=0
-
Equation tgx=2
-
Equation 21x+24=34x+3
- Express {x} in terms of y where:
- -1*x-19*y=-10
- (x^2+y^2-1)^3+x^2*y^3=0
- 4*x-16*y=6
- -14*x-1*y=3
- Integral of d{x}:
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tgx
- Derivative of:
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tgx
- Graphing y =:
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tgx
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Identical expressions
- tgx= two
- tgx equally 2
- tgx equally two
-
Similar expressions
- ctg(x/2)=√3
- tg(x)=-1/2
tgx=2 equation
The teacher will be very surprised to see your correct solution 😉
The solution
Detail solution
Given the equation
$$\tan{\left(x \right)} = 2$$
- this is the simplest trigonometric equation
This equation is transformed to
$$x = \pi n + \operatorname{atan}{\left(2 \right)}$$
Or
$$x = \pi n + \operatorname{atan}{\left(2 \right)}$$
, where n - is a integer
$$\tan{\left(x \right)} = 2$$
- this is the simplest trigonometric equation
This equation is transformed to
$$x = \pi n + \operatorname{atan}{\left(2 \right)}$$
Or
$$x = \pi n + \operatorname{atan}{\left(2 \right)}$$
, where n - is a integer
Sum and product of roots
[src]
sum
atan(2)
$$\operatorname{atan}{\left(2 \right)}$$
=
atan(2)
$$\operatorname{atan}{\left(2 \right)}$$
product
atan(2)
$$\operatorname{atan}{\left(2 \right)}$$
=
atan(2)
$$\operatorname{atan}{\left(2 \right)}$$
atan(2)
Numerical answer
[src]
x1 = 19.9567046393328
x2 = -77.4326676219507
x3 = -46.0167410860528
x4 = 76.5053724039491
x5 = -68.0078896611814
x6 = 98.4965209790777
x7 = -61.7247043540018
x8 = 35.6646679072818
x9 = 41.9478532144614
x10 = 79.6469650575389
x11 = -33.4503704716936
x12 = 48.231038521641
x13 = 1.10714871779409
x14 = 16.8151119857431
x15 = 67.0805944431797
x16 = 4.24874137138388
x17 = 101.638113632667
x18 = -49.1583337396426
x19 = -39.7335557788732
x20 = -8.31762924297529
x21 = 13.6735193321533
x22 = 32.523075253692
x23 = 23.0982972929226
x24 = 63.93900178959
x25 = -96.2822235434895
x26 = -24.0255925109243
x27 = -2.0344439357957
x28 = -30.3087778181038
x29 = 10.5319266785635
x30 = -1258.67150537171
x31 = 73.3637797503593
x32 = -52.2999263932324
x33 = -36.5919631252834
x34 = 92.2133356718981
x35 = -102.565408850669
x36 = -11.4592218965651
x37 = -99.4238161970793
x38 = -55.4415190468222
x39 = 95.3549283254879
x40 = -27.167185164514
x41 = 51.3726311752308
x42 = 60.7974091360002
x43 = 26.2398899465124
x44 = -89.9990382363099
x45 = -74.2910749683609
x46 = -83.7158529291303
x47 = 70.2221870967695
x48 = 54.5142238288206
x49 = -17.7424072037447
x50 = 85.9301503647185
x50 = 85.9301503647185
The graph