# What Is Cotangent The Inverse Of?

## What does cot mean?

small usually collapsible bed1 : a small usually collapsible bed often of fabric stretched on a frame.

2 British : crib sense 2b.

cot.

abbreviation.

Definition of cot (Entry 3 of 3).

## What is the inverse of Cos 1 2?

Arccos tablexarccos(x) (rad)arccos(x) (°)-1/22π/3120°0π/290°1/2π/360°√2/2π/445°5 more rows

## What is the inverse of sine called?

arcsinInverse Sine Function The symbol for inverse sine is sin-1, or sometimes arcsin.

## What are the 6 reciprocal identities?

Terms in this set (6)sin. 1/csc.cos. 1/sec.tan. 1/cot.cot. 1/tan.sec. 1/cos.csc. 1/sin.

## What is the value of cot inverse 0?

cot(0) = 1/tan(0) = 1/0 = N.D.

## Is the inverse of tangent the same as Cotangent?

cot(x) = 1/tan(x) , so cotangent is basically the reciprocal of a tangent, or, in other words, the multiplicative inverse. arctan(x) is the angle whose tangent is x.

## What is the value of cot inverse 1?

With inverse cotangent, we select the angle on the top half of the unit circle. Thus cot-1 (–1) = 135° or cot-1 (–1) = 3π/4. In other words, the range of cot-1 is defined to be the angles on the upper half of the unit circle as pictured below. The range of cot-1 is restricted to (0, 180°) or (0, π).

## Is SEC the inverse of cos?

The secant is the reciprocal of the cosine. The cotangent is the reciprocal of the tangent.

## What is the range of inverse Cotangent?

We denote the inverse function as y=sin−1(x) . It is read y is the inverse of sine x and means y is the real number angle whose sine value is x ….Graphs of Inverse Trigonometric Functions.FunctionDomainRangecot−1(x)(−∞,∞)(0,π)sec−1(x)(−∞,−1]∪[1,∞)[0,π2)∪(π2,π]csc−1(x)(−∞,−1]∪[1,∞)[−π2,0)∪(0,π2]3 more rows

## What is the inverse of a cosine?

The arccos function is the inverse of the cosine function. It returns the angle whose cosine is a given number.

## How do you find the inverse Cotangent on a calculator?

Use radian mode on your calculator and round answers to four decimal places in the next exercise. Since most calculators don’t have an “cot -1” button, you will have to use the fact that if cot(A) = x then tan(A) = 1/x or the fact that cot -1(x) = /2 – tan -1(x).

## What does R mean in trigonometry?

When you work with angles in all four quadrants, the trig ratios for those angles are computed in terms of the values of x, y, and r, where r is the radius of the circle that corresponds to the hypotenuse of the right triangle for your angle.

## How do you find the inverse on a calculator?

The graphing calculator has a DrawInv command that will DRAW a function’s inverse. To use this feature, place the original starting function into Y1. Press 2nd PRGM (DRAW) #8 DrawInv. The command will appear on the home screen waiting for a parameter.

## What is the reciprocal of cot?

The reciprocal cosine function is secant: sec(theta)=1/cos(theta). The reciprocal sine function is cosecant, csc(theta)=1/sin(theta). The reciprocal tangent function is cotangent, expressed two ways: cot(theta)=1/tan(theta) or cot(theta)=cos(theta)/sin(theta).

## What is a reciprocal identity?

In mathematics, a reciprocal of a number is the number that, when multiplied by the original number, produces 1. … In this example, 1/x is the reciprocal identity of x, and vice versa. In trigonometry, either of the non-90-degree angles in a right triangle can be defined by ratios called the sine, cosine and tangent.

## How do you do inverse sine on a calculator?

Press and check that your calculator is set to Degree mode. To convert a trigonometric ratio back to an angle measure, use the inverse function found above the same key as the function. Press , select the inverse function, either [SIN 1], [COS 1], or [TAN 1], and enter the ratio. Then, close the parentheses and press .

## What is the value of cot inverse 3?

Therefore, principal value of cot−1 √3 is π/6 and its general value = nπ + π/6.