Question

Example 15 : Find the sum of first 24 terms of the list of numbers whose th term is
given by​

Answer 1

Step-by-step explanation:

N=1,2,3.....

A1=3+2+1=5

A2=3+2+2=7

A3=3+2+3=9

S24=24/2(2x5+(24-1)2)

=12(10+23x2)

=12(10+46)

=12x56

S24=672

So the answer is 672

Answer 2

Answer:672

Step-by-step explanation: here is the explanation

Hope it helps you

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