The range of a relation is the output (y) values of the relation the input (x) values of the relation a set of points that pair input values with output values x and y values written in the form (x, y)
I think its either a or c?!
@SolomonZelman
range is y values
range is output
so it is a
I would go with A
thank you
yw
can you help me with another one? I am really confused with relations and functions
relations are just two items that are mapped together
|dw:1406475117863:dw|
everything is a relation, the question really is, is it a function
functions have to meet a test. I like to plot the points on a line to see if it is a function using the vertical line test
Consider the two groups listed below. Which statement describes the sets? •the length of a swimming pool •the liquid volume of the pool The relation (length, volume) is a function, but the relation (volume, length) is not. The relation (volume, length) is a function, but the relation (length, volume) is not. Both the relation (length, volume) and the relation (volume, length) are functions. Neither the relation (length, volume) nor the relation (volume, length) is a function the part of which is a function or which isn't gets me confused
|dw:1406475200352:dw|this is a relation and a function because if you draw a vertical line it only crosses 1 point at all times
|dw:1406475249196:dw|this is not a function, it fails the vertical line test
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