Question

I need help really bad! Determine whether the function is periodic. If it is, find the period.

A. periodic; about 6

B. periodic; about 3

C. periodic; about 12

D. not periodic

Answer 1

Periodic functions repeat themselves. The period is how long it takes before the cycle repeats.

Can you tell if it repeats itself?

Answer 2

yes it does

Answer 3

so its not D

Answer 4

I dont know what the answer is though

Answer 5

Pick a specific point on the graph and count how far along you have to go to reach that point again. eg. pick the highest point which is at about x=-5

Answer 6

B?

Answer 7

What makes you think it's a period of 3?

Distance between these two points is the period.

Answer 8

ohhhh is it C?

Answer 9

How are you getting these answers? Count the number of squares between those two points. Don't choose a letter answer... tell me what you think the actual period is.

Answer 10

Well at first i was trying to figure out the points between each and every one of them because i didnt firmly understand
so i said 3.
But now I think its 12 because you showed me that picture and I counted the points between just those too.

Answer 11

Count the number of units between the two red points

Answer 12

ohh
its 6

Answer 13

Yes :)

Answer 14

thank you :)