Question

For an A.P ,the first and last terms are 13&216 respectively . Common difference is 7.How many terms are there in the A.P.?.Find the sum of all the terms







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Answer 1

hey mate here is your answer!!
hope it helps..

Answer 2

a = 13 d= 7

so, 216 = 13 + (n -1) 7

216 - 13 = (n - 1) 7

203/7 = (n - 1)

29+1 = n

n= 30 answer...

i hope it is clear to you.

plss brainliest my answer.