Math, asked by tisyanil1980, 5 months ago

find. sum of natural number from 1 to 25

Answers

Answered by koalisaha

1

Answer:

325

Step-by-step explanation:

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Answered by Haribalabrainly

2

Answer:

325..

Step-by-step explanation:

Clearly, it is an Arithmetic Progression whose first term = 1, last term = 25 and number of terms = 25.

Therefore, S = 25/2(25 + 1), [Using the formula S = n/2(a + l)]

= 25/2(26)

= 25 × 13

= 325

Therefore, the sum of first 25 natural numbers is 325.

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