# What is the domain X or Y?

Asked By: Xerach Multyh | Last Updated: 13th February, 2020
Category: science space and astronomy
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Domain. The domain of a function is the complete set of possible values of the independent variable. In plain English, this definition means: The domain is the set of all possible x-values which will make the function "work", and will output real y-values.

Herein, what is the domain and range?

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

Additionally, what is the domain of Y 1 X? Your function is defined for any value of x except the value that will make the denominator equal to zero. More specifically, your function 1x will be undefined for x=0 , which means that its domain will be R−{0} , or (−∞,0)∪(0,+∞) .

Secondly, is the range the X or Y?

The domain of a function is the set of all acceptable input values (X-values). The range of a function is the set of all output values (Y-values).

How do you find the domain?

For this type of function, the domain is all real numbers. A function with a fraction with a variable in the denominator. To find the domain of this type of function, set the bottom equal to zero and exclude the x value you find when you solve the equation. A function with a variable inside a radical sign.

### How do you find the range?

Summary: The range of a set of data is the difference between the highest and lowest values in the set. To find the range, first order the data from least to greatest. Then subtract the smallest value from the largest value in the set.

### What is the difference between the domain and range?

Domain is the independent variable and range is the dependent variable. On the other hand, range is defined as a set of all probable output values. 5. Domain is what is put into a function, whereas range is what is the result of the function with the domain value.

### What's the range?

The Range (Statistics) The Range is the difference between the lowest and highest values. Example: In {4, 6, 9, 3, 7} the lowest value is 3, and the highest is 9. So the range is 9 − 3 = 6.

### What does Range mean in math?

Range (statistics) more The difference between the lowest and highest values. In {4, 6, 9, 3, 7} the lowest value is 3, and the highest is 9, so the range is 9 − 3 = 6. Range can also mean all the output values of a function.

### What is the range of the function?

Range. The range of a function is the complete set of all possible resulting values of the dependent variable (y, usually), after we have substituted the domain. In plain English, the definition means: The range is the resulting y-values we get after substituting all the possible x-values.

### How do you write 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 every pair (those are the x-coordinates): {-2, 0, 2, 4}. The range is the set of the second number of all the pairs (those are the y-coordinates): {0, 6, 12, 18}.

### What is a function in math?

In mathematics, a function is a relation between sets that associates to every element of a first set exactly one element of the second set. The symbol that is used for representing the input is the variable of the function (one often says that f is a function of the variable x).

### How do you find a vertical asymptote?

To find the vertical asymptote(s) of a rational function, simply set the denominator equal to 0 and solve for x. We mus set the denominator equal to 0 and solve: This quadratic can most easily be solved by factoring the trinomial and setting the factors equal to 0. There are vertical asymptotes at .

### What is the range of the function y 1?

The range of a function is the set of all possible function values. This particular function y=1x is a reciprocal function, and the only real number which cannot be written as the reciprocal of a real number is 0; therefore, the range of the function is all real numbers except for 0 .

### What are the domain and range of f − 1?

The domain of f−1? = range of f = [0,∞).

### How do you find Asymptotes?

The horizontal asymptote of a rational function can be determined by looking at the degrees of the numerator and denominator.
1. Degree of numerator is less than degree of denominator: horizontal asymptote at y = 0.
2. Degree of numerator is greater than degree of denominator by one: no horizontal asymptote; slant asymptote.

### What is domain in set?

The domain is the set of all first elements of ordered pairs (x-coordinates). The range is the set of all second elements of ordered pairs (y-coordinates). Only the elements "used" by the relation or function constitute the range. Domain: all x-values that are to be used (independent values).

### Is the domain always all real numbers?

Domain is all real numbers except 0. Since division by 0 is undefined, (x-3) cannot be 0, and x cannot be 3. Domain is all real numbers except 3. Since the square root of any number less than 0 is undefined, (x+5) must be equal to or greater than zero.