Arccosine Calculator

Value x [-1,1]:
Arccosine (x):


Arccosine Caculator in Batch

Values:
Arccosine:

Note: Fill in one box to get results in the other box by clicking "Calculate" button. Data should be separated by coma (,), space ( ), tab, or in separated lines.



y=arccos(x) Graph

Y
(Degrees)
Y
(Radian)
X
180 ̊ π -1
150 ̊ 5π/6 -0.866025
135 ̊ 3π/4 -0.707107
120 ̊ 2π/3 -0.5
90 ̊ π/2 0
60 ̊ π/3 0.5
45 ̊ π/4 0.707107
30 ̊ π/6 0.866025
0 ̊ 0 1

Arccos Functions
1. arccos(-x) = π - arccos(x);
2. arccos(x) + arcsin(x) = π/2;

Arccose function is the inverse of cosine, arccose(x)=cos-1(x). The principle values for x is [-1,1].

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