HomeMath & scienceTrigonometryWhat is sin of arccos(x)?
Trigonometry reference

What is sin of arccos(x)?

Sine of arccosine of x.

Sine of arccosine of x.

The sine of arccosine of x is equal to the square root of (1-x2):

diagram

x has values from -1 to 1:

x∈[-1,1]

Arccos function →