Question

Qus. No 2
Qus. Type : Digit/Numeric Marks : 4 Neg Marks : 0
Write the common difference of an AP, whose nth term is defined as a, = 7+1 1n.

Answer 1

Answer:

Nth term= a + (n-1)d

3n+ 7= a + nd -d

By comparing, we get

3n= nd, a - d= 7

d=3, a - 3= 7

Hence, a= 10 And d=3.

HOPE IT HELPED.

Answer 2

Answer:

common difference of an AP is 3.

HOPE IT HELPS..