answersLogoWhite

0


Best Answer

Suppose the function, y = f(x) maps elements from the domain X to the range Y. Then

  • for every element x, in X, there must be some element y in Y, and
  • for an element y, in Y, there can be at most one x in X.

User Avatar

Wiki User

8y ago
This answer is:
User Avatar

Add your answer:

Earn +20 pts
Q: How do you know if the equation defines a function?
Write your answer...
Submit
Still have questions?
magnify glass
imp
Related questions

What is implicit differentiation?

implicit function/? an equation the function(x,y)=0 defines y implicitly as a function of x the domain of that implicitiy defines function consists of those x for which there is a unique y such that the function (x,y)=0


How do you know if an equation is a function or not?

An equation is a function if it is in y=mx+b form or has a y= in foront of it. f(x) is a classic way of writing a function. Ex) X^2 is a function


What does the equation distance time defines?

speed


How is solving for a specified variable in a formula different to finding a solution for an equation or inequality?

With a formula, you know the variable's value, and you have to calculate the value of the function of it. With an equation, you know the function's value, and you have to calculate the value of the variable.


How is solving for a specified variable in a formula similar to finding a solution for an equation or inequality?

With a formula, you know the variable's value, and you have to calculate the value of the function of it. With an equation, you know the function's value, and you have to calculate the value of the variable.


What is an algebraic expression that defines a function?

It is a function notation


Differentiate a relation to a function?

A function is a special type of relation. So first let's see what a relation is. A relation is a diagram, equation, or list that defines a specific relationship between groups of elements. Now a function is a relation whose every input corresponds with a single output.


How do you write an equation for a function?

Y = X2 ===== This is a parabolic function because it passes the vertical line test. ( you should know what that test is )


How do you know if an equation is a linear function?

A linear function has and x and a y and neither one is raised to a power other than 1.


Is this equation a function y equals 3squared plus 2x minus 3 is this a function?

You can tell if an equation is a function if for any x value that you put into the function, you get only one y value. The equation you asked about is the equation of a line. It is a function.


How can you write the equation for a linear function if you know only two ordered pairs for the functionDrag tiles to complete the explanation.?

the Equation of a Line Given That You Know Two Points it Passes Through.


What math word defines a relationship between two quantities in which one quantity depends on the other?

The word sought is probably "function", although in some contexts "equation" would also work.