document.write( "Question 78469: I need to find the domain,range, y-intercept,x-intercept and symmetry for Y=1/x-5. So for I have the Domain as (infinite,5) u (5,infinite) and my Range at x=1-5/y .That is as for as I have been able to get. Please help me!!
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Algebra.Com's Answer #56278 by stanbon(75887)![]() ![]() ![]() You can put this solution on YOUR website! I need to find the domain,range, y-intercept,x-intercept and symmetry for \n" ); document.write( "Y=1/(x-5). So for I have the Domain as (infinite,5) u (5,infinite) and my Range at x=1-5/y .That is as for as I have been able to get. Please help me!! \n" ); document.write( "---------------------- \n" ); document.write( "Domain looks good. \n" ); document.write( "Range: Can you think of any value you could not substitute for y? \n" ); document.write( "Can 1/anything be zero? Hmmm? If 0=1/(x-5) then 0=1? \n" ); document.write( "So the Range is all Real numbers excluding y=0. \n" ); document.write( "y-intercept: Let x=0, then y=1/5 \n" ); document.write( "x-intercept: Let y=0 then ? We found that y cannot be zero; so no x-intercept. \n" ); document.write( "Symmetry: \n" ); document.write( "f(x) = 1/(x-5) \n" ); document.write( "f(-x)=1/(x+5) \n" ); document.write( "-f(-x)= -1/(x+5) \n" ); document.write( "None of these are equal to no symmetry. \n" ); document.write( "============= \n" ); document.write( "cheers, \n" ); document.write( "Stan H. \n" ); document.write( " |