1+2+3+4+....+....100?
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Answered by
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Step-by-step explanation:
Let S =1+2+3+4+5+6+7+8+...100—(1
S = 100+99+98+97+96....+1—(2
Adding 1 and 2
2S = 101+101+101+101.... 100 times
=> 2S = 101×100
=> S = 101×100/2 = 5050
Answered by
0
Answer:
Step-by-step explanation:
It is the correct answer.
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