Answer
(a) vertical asymptotes happens at the real zeros of the denominator polynomial.
(b) when $n=m$, the horizontal asymptotes is $y=a_n/b_m$;
when $nm$, there is no horizontal asymptote.
Work Step by Step
see above.
Precalculus: Mathematics for Calculus, 7th Edition
by Stewart, James; Redlin, Lothar; Watson, Saleem
Published by
Brooks Cole
ISBN 10:
1305071751
ISBN 13:
978-1-30507-175-9
Chapter 3 - Review - Concept Check - Page 319: 12
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