Use Interval Notation to Write the Intervals Over Which F $( - \infty , - 2 )$

Multiple Choice

Use interval notation to write the intervals over which f is (a) increasing, (b) decreasing, and (c) constant.
-

A) a. $( - \infty , - 2 )$
b. $( - 2 , \infty )$
c. never constant

B) a. $( - \infty , 2 )$
b. $( 2 , \infty )$
c. $x = 2$

C) a. $( - \infty , 2 )$
b. $( 2 , \infty )$
c. never constant

D) a. $( - \infty , - 1 )$
b. $( - 1 , \infty )$
c. never constant