topic Help Pulez! Are these one-to-one functions? in PTC Mathcad
https://community.ptc.com/t5/PTC-Mathcad/Help-Pulez-Are-these-one-to-one-functions/m-p/179134#M70364
<HTML><HEAD></HEAD><BODY>On 10/2/00 10:13:26 PM, ginaanto wrote:<BR />>f(x)=(x-5)^2 <BR />><BR />>f(x)=x^2/x+1<BR />><BR />>f(x)=25-x^2 (-infinity,0]<BR />><BR />>f(x)= ax+b<BR /><BR />The first example is NOT one-to-one since f(4) = f(6) = 1.<BR /><BR />The third example IS one-to-one since, when f(x) is restricted to the left-hand x-axis, its graph satisfies the horizontal line test. See the attached image.<BR /><BR />I hope that this helps you get started...<BR /><BR />Bonnie<BR /><BR /><BR /></BODY></HTML>Fri, 04 May 2018 10:25:16 GMTBonnie-disabled2018-05-04T10:25:16ZHelp Pulez! Are these one-to-one functions?
https://community.ptc.com/t5/PTC-Mathcad/Help-Pulez-Are-these-one-to-one-functions/m-p/179134#M70364
On 10/2/00 10:13:26 PM, ginaanto wrote:>f(x)=(x-5)^2 >>f(x)=x^2/x+1>>f(x)=25-x^2 (-infinity,0]>>f(x)= ax+bThe first example is NOT one-to-one since f(4) = f(6) = 1.The third example IS one-to-one since, when f(x) is restricted toFri, 04 May 2018 10:25:16 GMThttps://community.ptc.com/t5/PTC-Mathcad/Help-Pulez-Are-these-one-to-one-functions/m-p/179134#M70364Bonnie-disabled2018-05-04T10:25:16Z