Question

Verify a, 2a + 1, 3a + 2, 4a + 3,...forms an A.P, and then write its next three terms​

Answer 1

Step-by-step explanation:

a=a

d = 2a+1-a=a+1

suppose a =1

then d will be

d= a+1= 1+1= 2

a=1.

a2 = a+d=1+2=3

a3=a+2d=1+2*2=1+4=5

a4 = a+3d=1+3*2=1+6=7

AP:- 1,3,5,7......