# Kyoto2.org

Tricks and tips for everyone

# How can you tell if the graph of a function is odd?

## How can you tell if the graph of a function is odd?

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

Which function is an odd function?

An odd function should hold the following equation: f(-x) = -f(x), for all values of x in D(f), where D(f) denotes the domain of the function f. In other words, we can say that the equation f(-x) + f(x) = 0 holds for an odd function, for all x.

What is an example of an odd function?

Odd Function Some examples of odd functions are y=x3, y = x 3 , y=x5, y = x 5 , y=x7, y = x 7 , etc. Each of these examples have exponents which are odd numbers, and they are odd functions.

### What makes a function even or odd or neither?

If we get an expression that is equivalent to f(x), we have an even function; if we get an expression that is equivalent to -f(x), we have an odd function; and if neither happens, it is neither!

How do you determine if a function is even or odd algebraically?

In order to “determine algebraically” whether a function is even, odd, or neither, you take the function and plug −x in for x, simplify, and compare the results with what you’d started with.

How do you determine whether the function is even odd or neither?

How do you figure out, algebraically, if a function is even, odd, or neither? In order to “determine algebraically” whether a function is even, odd, or neither, you take the function and plug −x in for x, simplify, and compare the results with what you’d started with.

#### What is the graph of an odd function?

Graphical representation of odd function Odd Functions are symmetrical about the origin. The function on one side of x-axis x -axis is sign inverted with respect to the other side or graphically, symmetric about the origin. Here are a few examples of odd functions, observe the symmetry about the origin.

How do you know if a function is odd?

A function is odd if −f (x) = f (−x), for all x. The graph of an odd function will be symmetrical about the origin. For example, f (x) = x 3 is odd. That is, the function on one side of x-axis is sign inverted with respect to the other side or graphically, symmetric about the origin.

What are the properties of odd and even functions?

Properties of Odd functions 1 The sum of two odd functions is odd. 2 The difference of two odd functions is odd. 3 The product of two odd functions is even. 4 The quotient of two odd functions is even. 5 The composition of two odd functions is odd. 6 The composition of an even function and an odd function is even.

## How do you prove the definite integral of an odd function?

The integrand f (x) is an odd function and it is symmetrical about the origin. We see in most of the odd function graph that the region below and above the x-axis is symmetrical. We know that, area under the increasing curve is equal to the area under the decreasing curve. To prove the definite integral of an odd function zero: