
Bradford T. answered 01/10/21
Tutor
4.9
(29)
Retired Engineer / Upper level math instructor
When x = 0 1/4tan(πx/4) = 0
When x = 1 1/4tan(πx/4) = 1/4.
When x = 4 1/4tan(πx/4) = 0
When x = 2 1/4tan(πx/4) is at an asymptote
Looks like (A) matches that description