1.

1 ते 60 पर्यत येणारा सर्व सख्याची बेरीज किती.​

Answer»

tion:1,2,3 ,4 ,5,,,,,, 60IS in the SEQUENCE of an ap. first term =a=1 and last term =tn =60 by formula, SN =n/2(t1-tn) S60 =60/2(1+60) =s60=30x61= 183o.



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