[tex]\text{Hey there!}[/tex]
[tex]\text{If 12 waves pass a point in 4 seconds, the frequency of vibration is:}[/tex]
[tex]\text{In order for you to find out the frequency of vibration, you have to\underline{ DIVIDE} 12 from 4}[/tex]
[tex]\frac{12}{4}\ = \frac{12\div4}{4\div4}\ = 12\div4=3 \ \rightarrow4\div4=1[/tex]
[tex]\text{3}\div\text{1 = 3}[/tex]
[tex]\boxed{\boxed{\text{Answer: C.) 3}}}\checkmark[/tex]
[tex]\text{Good luck on your assignment and enjoy your day!}[/tex]
~[tex]\frak{LoveYourselfFirst:)}[/tex]
