Question

The n^th term of an Arithmetic Progression (A.P.) is 2n + 5. The 10^th term is ______.

Options

• 7

• 15

• 25

• 45

Answer 1

The n^th term of an Arithmetic Progression (A.P.) is 2n + 5. The 10^th term is 25.

Explanation:

n^th term of A.P. = 2n + 5

Put n = 10

∴ 10^th term of A.P. = 2 × 10 + 5

= 20 + 5

= 25