Question

Help! Graphing cos, sin, question.

Answer 1

@FibonacciChick666 Help? :)

Answer 2

looks like you need to find the length between -pi/4 and 3pi/4
since you know that is when you have one cycle of the cos looking function

Answer 3

^ Right, how do I do that?

Answer 4

well you do |b-a|
where b>a

Answer 5

b is the the 3pi/4 here
and
a is the -pi/4

Answer 6

are you can just eye ball it
the length between -pi/4 and 0 is?
the length between 0 and 3pi/4 is?
and just add those lengths

Answer 7

or (not are)

Answer 8

So, 4 pi in all?

Answer 9

whoa how do you get 4pi?

Answer 10

Sorry, 4pi/4 so = pi?

Answer 11

so length in all

yes which is just pi