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Online Calculators & Tools

Arccos Calculator

arccos
Angle in degrees:
°
Angle in radians:
rad
Calculation:

Cosine calculator

arccos(x) = cos-1(x)

 

Arccos rules

Rule nameRule
Cosine of arccosinecos( arccos x ) = x
Arccosine of cosinearccos( cos x ) = x + 2kπ, when k∈ℤ (k is integer)
Arccos of negative argumentarccos(-x) = π - arccos x = 180° - arccos x
Complementary anglesarccos x = π/2 - arcsin x= 90° - arcsin x
Arccos sumarccos(α) + arccos(β) =
   arccos( αβ - (1-α2)(1-β2) )
Arccos differencearccos(α) - arccos(β) =
   arccos( αβ + (1-α2)(1-β2) )
Arccos of sin of xarccos( sin x ) =  -x - (2k+0.5)π
Sine of arccosine
Tangent of arccosine
Derivative of arccosine
Indefinite integral of arccosine

Arccos table

xarccos(x)
degreesradians
-1180°π
-0.8660254150°5π/6
-0.7071068135°3π/4
-0.5120°2π/3
090°π/2
0.560°π/3
0.707106845°π/4
0.866025430°π/6
10

 


An Arccos Calculator, also known as an arccosine calculator, is a valuable tool for computing the arccosine function of an angle, typically expressed in radians. Arccosine, abbreviated as arccos or acos, is the cosine's inverse trigonometric function.. It comes back with the angle whose cosine is the specified value. Our online Arccos Calculator provides a convenient way to perform these calculations accurately and efficiently.

Our arccos online calculator is perfect for students, educators, engineers, and anyone else who needs to compute arccosine values quickly and accurately. Whether you're working on trigonometry problems, engineering calculations, or mathematical modeling, our calculator simplifies the process and ensures precise results every time.

Moreover, our Arccos Calculator is accessible online, eliminating the need for manual calculations or specialized software. You can use it anytime, anywhere, from any internet-enabled device, whether it's a computer, tablet, or smartphone. This convenience ensures that you have access to accurate arccosine calculations whenever you need them.

Furthermore, our arccos online calculator is designed with user-friendliness in mind, featuring a clean and intuitive interface that makes it easy to input values and obtain results. Whether you're a math novice or a seasoned professional, our calculator provides a seamless user experience that streamlines your workflow and saves you time.

Multiple Input Formats:Our calculator accepts cosine values in various formats, including decimal numbers, fractions, and scientific notation. This flexibility allows you to input cosine values in the format that is most convenient for you, ensuring accurate results regardless of the input format.

Angle Unit Conversion:In addition to providing arccosine values in radians, our calculator also offers the option to convert the result to degrees. This feature is useful for applications where angles are commonly expressed in degrees, such as geometry, physics, and engineering.

Error Checking:Our Arccos Calculator includes built-in error checking to ensure that the input values are valid. If you input an invalid cosine value, such as a value outside the range [-1, 1],There will be an error message on the calculator, prompting you to correct the input before proceeding.

Educational Resource:Our calculator serves as an educational resource for learning about inverse trigonometric functions and their applications. By providing instant feedback and accurate results, it helps users understand the concept of arccosine and how it relates to cosine values.

Integration with Other Tools:Our arccos online calculator seamlessly integrates with other mathematical tools and resources, allowing users to perform comprehensive calculations and analyses. Whether you're solving trigonometric equations, plotting graphs, or performing numerical simulations, our calculator complements your toolkit and enhances your productivity.

Accessibility and Compatibility:Our calculator is accessible online and compatible with a wide range of devices and web browsers. Whether you're using a desktop computer, laptop, tablet, or smartphone, you can access our calculator with ease and perform arccosine calculations wherever you are.

In summary, our Arccos Calculator offers a range of features and benefits to meet your mathematical needs. Whether you're a student, educator, engineer, or enthusiast, our calculator provides a reliable and user-friendly solution for computing arccosine values accurately and efficiently. Try it now and discover the convenience of precise arccos calculations at your fingertips!