Precalculus 2014
70

Step-by-step Answer
 PAGE: 147 SET: Exercises PROBLEM: 70
Please look in your text book for this problem Statement

The function is .

The domain of the function is set of all values at which the function is continuous.

The denominator should not be equal to .

Therefore the function is undefined at .

Thus, the function is continuous for all real numbers except .

Therefore Domain, .

Check for vertical asymptotes :

Determine whether  is a point of infinite discontinuity.

Find the limit as  approaches from the left and the right.

Because   and is a vertical asymptote of .

Check for horizantal asymptotes :

Draw the table to determine the end behaviour of .

From the table and , is a hozizantal asymptote of .

Domain, .

Vertical asymptotes is .

Horizantal asymptote is .

TESTIMONIALS
 "I want to tell you that our students did well on the math exam and showed a marked improvement that, in my estimation, reflected the professional development the faculty received from you. THANK YOU!!!" June Barnett "Your site is amazing! It helped me get through Algebra." Charles "My daughter uses it to supplement her Algebra 1 school work. She finds it very helpful." Dan Pease
 Tweets by @mathskeydotcom

QUESTIONS? LET US HELP.
 Simply chose a support option JOIN US ON:
mathskey.com is not affiliated with any Publisher, Book cover, Title, Author names appear for reference only