saanvi7 saanvi7

29-10-2021
Mathematics

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Find the sum of first 200 counting numbers.

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discipulus discipulus

29-10-2021

Answer:

[tex]s = \frac{n}{2} (f + l) \\ = \frac{200}{2}(1 + 200) \\ \boxed{ s = 20100 }[/tex]

Step-by-step explanation:

where n : is the number of terms...

f: is the first term

l: is the last term

s: is the sum of all terms...

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