Question

Find the domain and the rangeof the relation and determine whether it is a function.

{(8,3),(-3,-5),(1,-2),(5,-9)}

what is the doamin?

what is the range?

is this a function?

Answer 1

no help

Answer 2

wait

Answer 3

ok

Answer 4

Set the radicand greater than or equal to zero and solve for x

Answer 5

from doaming

Answer 6

and the range The range is the difference between the highest and lowest values in a set of numbers.

Answer 7

function If a vertical line is moved across the graph and, at any time, touches the graph at only one point, then the graph is a function.

Answer 8

or no

Answer 9

im back

Answer 10

The domain are all the x values in the set
The range are all the y values in the set

Remember that in a function, each x value has one y value