Question

1. If the first term of an AP is a, the common difference is d and its 15th term as 602 then write an equation relating a and d.​

Answer 1

Answer:

Step-by-step explanation:

Answer:

Answer is a + 14d.

a15 = a + 14d

Step-by-step explanation:

a = first term

d = common difference

an = a + (n - 1)d

a15 = a + (15 - 1)d

a15 = a + 14d

Hope it helps.