Posted by calyssa on Friday, March 5, 2010 at 4:11pm.
y=tan(2x+3.14/4)

trig  Reiny, Friday, March 5, 2010 at 5:10pm
looks like you mean
y = tan(2x + pi/4)
= (tan 2x + tan pi/4)/(1  (tan 2x)(tan pi/4)
= (tan 2x + 1)/(1  tan 2x), since tan pi/4 = 1