Math, asked by gnaneshwaripolepally, 10 months ago

LONG ANSWER QUESTIONS
EXERCISE - 2.1
Prove the following by using mathe
iction for all n
n(n+1)/2
i) 1+2+3+.............+n=n(n+1)/2

Answers

Answered by jayaramcsk11042007

3

Answer:

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