What is the formula for adding numbers 1to 100 ( simple formula)
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muskan164:
ok
kya idk
i dont know
did u understand the question
i mean 1+2+3+4+5+....................99+100=?
you try this formula n/2 (2a+n-1)d
a=1 ,d=1, n=100,
you try now it is right formula
i recorrecter ur formula and it is n(n+1)/2 your formula is also right
answer ayaa
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