Exercise 7.9: Symmetry and Asymptotes, Sketching of Curves

EXERCISE 7.9

1. Find the asymptotes of the following curves :

2. Sketch the graphs of the following functions:

Answers:

(1) (i) x = −1, x = 1, y = 1 (ii) x = −1, y = x âˆ’1, (iii) y = −3, y = 3 (iv) y = x âˆ’9 , x = −3