Math, asked by afsarsaifi19970, 3 months ago

प्रथम 40 पूर्ण संख्याओं का औसत क्या होगा​

Answers

Answered by mimansha24
0

Answer:

n(n+1)/2

=40(40+1)/2

=40×41/2

=20×41

=820

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