Q19 Assertion(A): The sequence −1, −1 − 1, . . . , −1 is an AP. Reason(R): In an AP, 𝑎𝑛 − 𝑎𝑛−1 i

Q19 Assertion(A): The sequence −1, −1 − 1, . . . , −1 is an AP.
Reason(R): In an AP, 𝑎𝑛 − 𝑎𝑛−1 is constant where 𝑛 ≥ 2 and 𝑛 ∈ 𝑁