Question

2. For an A.P: 5,7,9,....
Find: (i) a and d; (ii) tn and (iii) t25​

Answer 1

Answer:

a=5

d=a2-a1

=7-5

d=2

Step-by-step explanation:

t25= a+(n-1)d

=5+(25-1)2

=5+(24)2

=5+48

=53