Answer: 1.8 s
Step-by-step explanation:
Given
The height of the spring mass system above the table is given by

The mass is performing S.H.M with frequency 
and 

time when mass returns to its original position

Answer:
The slope is 1/3
Step-by-step explanation:
8 – 5 = 3
_____________
7 – -2 = 9
3/9=1/3
Step-by-step explanation:
The slope of the line is -4/7.
Answer: 21
Step-by-step explanation
5 1/4 divided by 1/4
u simplify 5 1/4 =21/4
1/4=0.25
21/4 divided by 1/4 is 21