The Purplemath Forums

I think most of my answers are right but need confirmation The directions are to .... a) Make a sketch of the graph b) Represent any points of discontinuity with a hole c) Name domain and range d) Where appropriate, simplify and name new function __________________________________________________ __...

yes thankyou so so much...however could you explain why number 4 and 6 are wrong..thanks!

Let f be the function given by f(x)= 2x/sqrt(x^2 + x + 1) A) find the domain and justify B) write an equation for each horizontal asymptote C) does the graph cross any horizontal asymototes? Show work So I started this and got A) domain is all reals because denominator doesn't have restrictions B) y...