Question

Hii! i’m timed so can someone please answer quickly!

What is the frequency of this wave? 1,2,3, or 4

I cant find any answers to this question! i really appreciate it!

Answer 1

Answer:

2

Explanation:

hope this helps ^^

Answer 2

Count the in between joint bunches of curve lines .

• First one at beginning
• last one at end .
• And one is in middle

Frequency is 3-1=2