Question

In an A. P if an=2nt1 than find the common difference​

Answer 1

Answer:

Correct option is

C

2

Since an=2n+1

∴ a1=3,a2=5

⇒ d=5−3=2

Answer 2

Answer :- 2

Step-by-step explanation:

In an arithmetic progression if a n=2n+1.

Find:

Find the common difference of the given progression.

Know terms:

Term= 2n + 1

1st term = 3

2nd term = 5

Using formula:

★ Common difference = Second term - First term.

Calculations:

⇒ Difference = 5 - 3

⇒ Difference = 2

Therefore, 2 is the common difference.