Functions questions

[q_fruit]

1) How do you determine if functions are odd? e.g. f(x)=sinx or x/x^2 +1

2) If logb(3^b) = b/2, then b = ???

3) Let g(x) = |cosx - 1|. The maximum value attained by g on the closed interval [0, 2pi] is for x equal to:

a. -1 b. 0 c. pi/2 d. 2 e. pi



T.i.a.

 

[Matt]

1) How do you determine if functions are odd? e.g. f(x)=sinx or x/x^2 +1

A function is odd if -f(-x) = f(x).