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GOODMAN
Group Title
Can someone show me how to do this?
Find the inverse of {(3, 2), (4,2)} and tell whether its a function.
 2 years ago
 2 years ago
GOODMAN Group Title
Can someone show me how to do this? Find the inverse of {(3, 2), (4,2)} and tell whether its a function.
 2 years ago
 2 years ago

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Mertsj Group TitleBest ResponseYou've already chosen the best response.2
Just reverse the x and y values in the ordered pairs. Then check if any of the ordered pairs have the same first number. If they do, it's not a function.
 2 years ago

GOODMAN Group TitleBest ResponseYou've already chosen the best response.2
so all you need to do is reverse x and y? what will happen if you have 3 ordered pairs? would you do the same?
 2 years ago

Mertsj Group TitleBest ResponseYou've already chosen the best response.2
Yep. You would do the same. Is the inverse a function or not?
 2 years ago

GOODMAN Group TitleBest ResponseYou've already chosen the best response.2
yea..i dont know how to determine whether its a function or not..do you mind explaining?
 2 years ago

Mertsj Group TitleBest ResponseYou've already chosen the best response.2
Did you read what I wrote in my first post?
 2 years ago

GOODMAN Group TitleBest ResponseYou've already chosen the best response.2
OHHHH...OKAY i understand..so its not a fucntion
 2 years ago

Mertsj Group TitleBest ResponseYou've already chosen the best response.2
Right. The inverse is NOT a function.
 2 years ago

Mertsj Group TitleBest ResponseYou've already chosen the best response.2
At least in this case. Sometimes it will be.
 2 years ago

GOODMAN Group TitleBest ResponseYou've already chosen the best response.2
because 2 is repeated..
 2 years ago

GOODMAN Group TitleBest ResponseYou've already chosen the best response.2
does this rule apply to all functions?
 2 years ago

Mertsj Group TitleBest ResponseYou've already chosen the best response.2
Yes. The 2 is paired with more than 1 y value
 2 years ago

Mertsj Group TitleBest ResponseYou've already chosen the best response.2
Absolutely. learn these lessons about functions well because you will be involved with functions for as long as you study math.
 2 years ago

GOODMAN Group TitleBest ResponseYou've already chosen the best response.2
okay..thanks you really cleared up the functions for me :D
 2 years ago

Mertsj Group TitleBest ResponseYou've already chosen the best response.2
yw. isn't learning fun!!!
 2 years ago

GOODMAN Group TitleBest ResponseYou've already chosen the best response.2
it sure is!!
 2 years ago
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