What is the range of the function: {(2, 1); (4, 2); (6, 3); (8, 4)}?
The range is the set of possible values the function can produce.
? i don't get it
\(\bf \{(2, {\color{blue}{ 1}}); (4, {\color{blue}{ 2}}); (6, {\color{blue}{ 3}}); (8, {\color{blue}{ 4}})\}\qquad {\color{blue}{ range}}\)
ohhh i get it now! thanks so much!
yw
can you help me with another?
ok
What is the domain of the function: {(1, 3); (3, 5); (5, 7); (7, 9)}?
the domain is the other number in the set that is NOT THE RANGE
( x , y ) ^ ^ domain range
?
\(\bf \{({\color{blue}{ 1}}, 3); ({\color{blue}{ 3}}, 5); ({\color{blue}{ 5}}, 7); ({\color{blue}{ 7}}, 9)\}\qquad {\color{blue}{ domain}}\) notice for each ordered pair, that's what those values represent, one is the domain, the other the range
ohhh ok ty again.
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