Arctan Calculator

arctan    

In mathematics, the inverse trigonometric functions are the inverse functions of the trigonometric functions.

arctan 0.5 = tan⁻¹ 0.5 = 26º 33' 54.184" = 26.56505118º+k×180º (k=..-1,0,1,..) = -153.43494882º, 26.56505118º, 206.56505118º, .. = 0.46364761rad+k×π (k=..-1,0,1,..) = -0.85241638π, 0.14758362π, 1.14758362π, ..

arctan 0.9 = tan⁻¹ 0.9 = 41º 59' 13.965" = 41.9872125º+k×180º (k=..-1,0,1,..) = -138.0127875º, 41.9872125º, 221.9872125º, .. = 0.7328151rad+k×π (k=..-1,0,1,..) = -0.76673771π, 0.23326229π, 1.23326229π, ..

y=arctan(x) Graph

The usual principal values of the arctan(x) and arccot(x) functions graphed on the cartesian plane.
y x = arctan(y)
degrees radians
-1.732050808 -60° -π/3
-1.000000000 -45° -π/4
-0.577350269 -30° -π/6
0 0° 0
0.577350269 30° π/6
1.000000000 45° π/4
1.732050808 60° π/3

Here you can get inverse tangent calculator, cosine calculator, sin calculator, arctan calculator windows, arctan derivative, graphing calculator, unit circle, radians to degrees.

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arctan derivative, arctangent, identities, inverse trig functions, graph, in excel, tan-1, matlab arctan.
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