The domain of the following relation R {(3, −2), (1, 2), (−1, −4), (−1, 2)} is (1 point)

{−1, 1, 3}
{−1, −1, 1, 3}
{−4, −2, 2, 2}
{−4, −2, 2}

Question

The domain of the following relation R {(3, −2), (1, 2), (−1, −4), (−1, 2)} is (1 point)

	{−1, 1, 3}
	{−1, −1, 1, 3}
	{−4, −2, 2, 2}
	{−4, −2, 2}

impracticaljoker · Answer

@quickstudent

quickstudent · Answer

Sorry, I don't remember how to do this

impracticaljoker · Answer

Oh :/

impracticaljoker · Answer

Do you knw if this is correct or not?

impracticaljoker · Answer

http://prntscr.com/cc76sx I say it's false

impracticaljoker · Answer

@quickstudent

quickstudent · Answer

Gosh, I don't remember this either. Gotta review on khan academy

quickstudent · Answer

@welshfella @whynotstudyalone

welshfella · Answer

the domain is the set of the first (x) values in the ordered pairs. Duplicates are entered once.

impracticaljoker · Answer

What about the last one? Is it false?

welshfella · Answer

No its true

welshfella · Answer

for the first question  the first choice is correct.

impracticaljoker · Answer

Thank you, Can you help me with a couple more?

welshfella · Answer

ok plz post separately

impracticaljoker · Answer

ok

whynotstudyalone · Answer

ummmmm I suck at math lol