Question

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100 Natural number
1
a) find the sum of​

Answer 1

Answer:

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Answer 2

Answer:

Given Question is to find the sun of natural numbers from 1+2+...…+100.

Let a be the first term and d be a common difference

First - term a = 1

common difference d = 1

Last term I = 100

We Know that sum of n terms of an

ap sn = n/2(a+1)

s 100 =. 100 /2 (1+100)

= 50(10)

= 5050

Therefore the sum of frist 100 natural numbers = 5050

Step-by-step explanation:

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