Question

For an A.P.. the first and the last term are 13 and 2016 respectively.common difference is 7.how many term are there in the A.P ? Find the sum of all the terms

Answer 1

Answer:

Step-by-step explanation:

a + (n-1)d = 2016

13 + (n-1)7 = 2016

n-1 = 2003/7

2003 not divisible by 7 so question data is wrong.

Answer 2

Answer:

Step-by-step explanation: