Question

Find the sum of the first 13 even natural number​

Answer 1

Answer:

182

2+4+6+8+10+12+14+16+18+20+22+24+26

Answer 2

1 step:- Address the formula input parameters and value :-

the number series 2,4,6,10,12..............,26.

the first term a=2

the common difference d=2

total number of terms n=13

step:-apply the input parameters value in the AP formula.

sum=n/2×(a+Tn)

13/2×(2+26)

(13×28)/2

364/2

2+4+6+10+12...............,26=182

therefore,182is the sum of first 13even numbers.

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