Question

nth term of an AP is an = (3n + 7).

i) The first term fo the given AP is

a) 10 b) -9 c) 12 d) -10.

ii) The common difference of the given AP is

a) 4 b) -4 c) -3 d) 3.​

Answer 1

Step-by-step explanation:

i) a1=(3+7)=10. (a)

ii) a1=10

a2=13

d=a2-a1=3. (d)