What is the sum of first 10 natural numbers?
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Answered by
0
Answer:
55 is answer
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Answered by
1
Answer:
Step-by-step explanation:
S10= 10/2 { 2(1) + ( 10-1 ) 1 }
= 5 ( 2+9)
= 5 ( 11 )
= 55
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