Question

2. Write the nth term and also the first four terms
of the AP whose first term a and the common
difference d are as follows:
d are
1) a= 4.5, d = 0.5
answer please it's urgent​

Answer 1

n th term = a + ( n-1 ) d
= 4.5 + ( n-1) 0.5
= 4 + 0.5n

First 4 terms are
4.5
5
5.5
6