qcesticn
qcesticn qcesticn
  • 20-11-2016
  • Mathematics
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Is the following relation a function? I think it is, am I wrong?

Is the following relation a function I think it is am I wrong class=

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MatCauthon
MatCauthon MatCauthon
  • 20-11-2016
Yes it is. You know about the vertical line test? Draw vertical lines (mentally) and see if you can draw a vertical line that crosses the graph at more than one point. If you can, it isn't a function. In this case (sin(x/4)) is a function.

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