Find all points on the curve below at which the tangent line is horizontal. y = (cos x) / (2 + sin x)
can somebody help me to solve this question?
you have a trig equation here. the x's will be angles, and you will have infinitely many answers, not just 2
as i said, you need to solve
what 's does that happen for?
EDIT: I'm going to bed, so i won't be able to answer you if you respond, so i'll just give you the answers.
for or for