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  • Math Functions - YourTeacher.com - Algebra Help


    Added on Monday 24 March 2008 10:47:24
    by yourteachermathhelp
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    For a complete lesson on math functions, go to http://www.yourteacher.com - 1000+ online math lessons featuring a personal math teacher inside every lesson! In this lesson, students learn that if the x-coordinate is different in each ordered pair in a given relation, then the relation is a function. Students also learn to use mapping diagrams and the vertical line test to determine if a relation is a function.



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  • gottahavemysay1

    this guy is brutal but in the education way 
    Monday 30 January 2012 21:35:34
  • Hijinxify

    This guy needs a fan club.
    Thursday 26 January 2012 13:27:44
  • 6Jessie6Emoangel6

    omg dis dude here teached me more in just a minute dat my fucking teacher does in a week, n dat is dat i still dont get it caz all he frikin does is write it on the board n says, see dats how we get dis anser. like seriously? teach me how to get d frikin ANSER! \
    Thursday 19 January 2012 15:23:54
  • SophiaMalakAart

    thumbs up if your here because you didn't understand your homework, or you have a math final coming up :P
    Tuesday 17 January 2012 11:30:11
  • mrjo0e1

    my teacher just writes everything down on the board and then says "see how that works" ....no i don't fucking see how that works you didn't explain shit
    Monday 16 January 2012 16:00:28
  • UrMathTutorHere4U

    check out UrMathTutorHere4U (user name) for full free lessons. This website is powered by students for students All content is free and hopefully will help you succeed!
    Monday 09 January 2012 21:57:53
  • cremblejas

    haha thank you now i can slack off at my high school years >;) joke study hard...
    Friday 16 December 2011 06:08:25
  • joeyy586

    BORING. but very Helpful =)
    Monday 12 December 2011 00:04:35
  • DaxmaPrime

    are there any videos about y=f(x)? 
    Thursday 08 December 2011 12:22:09
  • SnazzyPumpkins

    @AgentChriszy yes. the x's can't be the same. y values can repeat.
    Sunday 27 November 2011 20:18:37
  • duke2757

    @runbubsrun lol i have a teacher named Mrs.Dick ......I'm not lying
    Monday 21 November 2011 20:21:35
  • ReinZow

    Thanks.
    Monday 21 November 2011 17:42:48
  • grybok1ng

    @Randomvids18 that doesn't matter
    Monday 21 November 2011 02:18:15
  • awwitsamyy

    @Randomvids18 y's can repeat but the x's cant.
    Sunday 20 November 2011 21:07:21
  • Randomvids18

    What if there is a pair of y's that are the same?
    Sunday 06 November 2011 21:39:55
  • Randomvids18

    Wait so each x has to be paired with a different y?
    Sunday 06 November 2011 21:36:10
  • InsaneViper2666

    wtf my teacher explained this in 45 mins but i didn't listen and this guy was 2mins any way it helped XD
    Wednesday 02 November 2011 16:43:22
  • SuperPippen33

    @stevieboy4 Rude much?
    Thursday 20 October 2011 22:16:18
  • AgentChriszy

    what if the y repeats? is it still a function if there are different x values but same y values?
    Tuesday 18 October 2011 18:40:12
  • Mymoxiee

    Im SOOOOO hapy i found this video
    Saturday 15 October 2011 16:55:49
  • dhpkingftw

    ok thx for help!!!!! i was so stuck casue teacher threw homework at us and hold us to do it
    Monday 03 October 2011 17:52:59
  • anjinglaper

    so slow
    Sunday 02 October 2011 06:24:16
  • Jp2166

    Is this pre-algebra? I think it is but i'm not quite sure
    Thursday 29 September 2011 11:58:19
  • stevieboy4

    OBVIOUSLY jesus fucking christ you people are stupid if you need a 2 minute video to explain such an incredibly simple concept. The x's can't be the same. BOOM 3 second video
    Wednesday 28 September 2011 17:33:11
  • godiloveyu1

    What the heck damn 2 mins video
    Friday 23 September 2011 09:40:22
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