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2,5,8,.........100 terms 3,5,7...........100 terms Find the sum of all the common terms of both the AP’s?

2,5,8,.........100 terms
3,5,7...........100 terms
 
Find the sum of all the common terms of both the AP’s?

Grade:9

2 Answers

Arun Kumar IIT Delhi
askIITians Faculty 256 Points
8 years ago
Hello Student,

Common terms will come at interval of 6
=>
5,11,17 will go untill 201
Now apply the AP formulae
n/2*(2a+(n-1)*d)

Arun Kumar
Btech
IIT delhi
Askiitians Faculty
Arun Kumar IIT Delhi
askIITians Faculty 256 Points
8 years ago

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