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Velvet Digest

What are the domain and range of the sine function?

Author

Eleanor Gray

Updated on June 28, 2026

The sine and cosine functions have aperiod of 2π radians and the tangent function has aperiod of π radians. Domain and range: From the graphsabove we see that for both the sine and cosinefunctions the domain is all real numbers and therange is all reals from −1 to +1inclusive.

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In this way, what is the domain and range of sin and cos?

The domain of the functiony=cot(x)=cos(x)sin(x) is all real numbers except thevalues where sin(x) is equal to 0 , that is, the valuesπn for all integers n . The range of the function is allreal numbers.

One may also ask, how do you find the domain of a function? For this type of function, the domain isall real numbers. A function with a fraction with a variablein the denominator. To find the domain of this type offunction, set the bottom equal to zero and exclude the xvalue you find when you solve the equation. A function witha variable inside a radical sign.

Subsequently, question is, what is the domain and range of trigonometric functions?

The range of the function is the set ofoutputs that can be generated by a function, given itsdomain. For the function y = f(x), all the valuesthat x can take become the domain of the function andall of the output values that y takes become the range ofthe function.

How do you represent domain and range?

In the set of ordered pairs {(-2, 0), (0, 6), (2, 12),(4, 18)}, the domain is the set of the first number in everypair (those are the x-coordinates): {-2, 0, 2, 4}. The rangeis the set of the second number of all the pairs (those are they-coordinates): {0, 6, 12, 18}. This table describes y as afunction of x.

Related Question Answers

What is the range of trigonometric functions?

Trigonometric Functions
Function Domain Range
f(x) = sin ( x ) (-∞ , + ∞) [-1 , 1]
f(x) = cos ( x ) (-∞ , + ∞) [-1 , 1]
f(x) = tan ( x ) All real numbers except π/2 + n*π (-in , + ∞)
f(x) = sec ( x ) All real numbers except π/2 + n*π (-∞ , -1] U [1 , + ∞)

How do I find the period of a function?

The period of a periodic function is theinterval of x-values on which the cycle of the graph that'srepeated in both directions lies. Therefore, in the case of thebasic cosine function, f(x) = cos(x), the period is2π.

What is a range in a graph?

Because the domain refers to the set of possible inputvalues, the domain of a graph consists of all the inputvalues shown on the x-axis. The range is the set of possibleoutput values, which are shown on the y-axis.

What is the range of a sine graph?

The range of the sine function is from[-1, 1]. The period of the tangent function is π, whereas theperiod for both sine and cosine is 2π.

Is Sine even or odd?

Sine is an odd function, and cosine is aneven function. You may not have come across these adjectives“odd” and “even” when appliedto functions, but it's important to know them. A function f is saidto be an odd function if for any number x, f(–x) =–f(x).

Which function is even?

A function f is even if the graph of f issymmetric with respect to the y-axis. Algebraically, f iseven if and only if f(-x) = f(x) for all x in the domain off. A function f is odd if the graph of f is symmetric withrespect to the origin.

How do you tell if a graph is even or odd?

If a function is even, the graph issymmetrical about the y-axis. If the function is odd,the graph is symmetrical about the origin. Evenfunction: The mathematical definition of an even function isf(–x) = f(x) for any value of x.

What is an Arcsin?

Arcsin definition The arcsine of x is defined as the inverse sinefunction of x when -1≤x≤1. When the sine of y is equal to x:sin y = x. Then the arcsine of x is equal to the inversesine function of x, which is equal to y: arcsin x =sin-1 x = y.

What are the domains of the six trig functions?

Properties of Trigonometric Functions. Theproperties of the 6 trigonometric functions: sin (x), cos(x), tan(x), cot (x), sec (x) and csc (x) are discussed. Theseinclude the graph, domain, range, asymptotes (if any),symmetry, x and y intercepts and maximum and minimumpoints.