Answer:
a) 6
b) 37.5
c) 6th term
Step-by-step explanation:
a) plug in 2 for n
3(2)^2/2
6
b) plug in 5 for n
3(5)^2/2
37.5
c) since 5 is 37.5, I am going to check 6
3(6)^2/2
54
The 6th term will be the first to have a value higher than 50
