The calculator will find the inverse cosine of the given value in radians and degrees. The inverse cosine y = cos 1 (x) y = cos−1(x) or y = acos (x) y = acos(x) or y = arccos (x) y = arccos(x) is …

The cos inverse calculator will help you deal with problems that require inverting the cosine function. It can't be any simpler: give us a number (between -1 and 1!), and we'll evaluate the …

Free Online Inverse Cosine Calculator works in degrees or radians, plus draws triangle.

In mathematics, the inverse trigonometric functions (occasionally also called antitrigonometric, [1] cyclometric, [2] or arcus functions [3]) are the inverse functions of the trigonometric functions, …

On your calculator, try using sin and then sin-1 to see what happens More Than One Angle! Inverse Sine only shows us one angle ... but there are more angles that could work.

Inverse cosine is used to determine the measure of angle using the value of the trigonometric ratio cos x. In this article, we will understand the formulas of the inverse cosine function, its …

Online arccos (x) calculator. Inverse cosine calculator. Enter the cosine value, select degrees (°) or radians (rad) and press the = button.

Aug 1, 2025 · This calculator will find the inverse trigonometric values for principal values in the ranges listed in the table. You can view the ranges in the Inverse Trigonometric Function Graphs.

Take the inversecosine of both sides of the equation to extract from inside the cosine.

Feb 24, 2025 · For the inverse trigonometric functions sine, tangent, and cosecant, negative input values result in the negatives of their corresponding function outputs. On the other hand, for …