Question

In an A.P 7,28 163
the fourth term and the
common
difference​

Answer 1

Step-by-step explanation:

the first term is 7

• a=7

common difference=28-7

=21

•d=21

nth term is : a+(n-1)d

4th term is : 7+(3)(21)

=7+63

=70

thus the 4th term is 70...