Question

11. Sum of 5 +8+11+14......... 22nd. Term will be?
(a) 1003 (b) 803 (c)903
(d) 703​

Answer 1

l =a+(n-1)d

22nd term = a+21d=5+63=68

Sn =n/2 .(a+l)

S22 =11(5+68)=73×11=803.

So b is the correct alternative.

Answer 2

Answer:

pls see your answer

Step-by-step explanation:

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