Math, asked by abhiram41, 1 year ago

what is sum of 1st 1000 positive integers

Sai0209: Use formula n(n-1) / 2

Sai0209: 1000(999)/2 =999000/2 = 499500

ansh2041: use the formula for S1000 = n/2(2a+(n-1)d)

handsomelover90: yes

Answers

Answered by handsomelover90

2

this is your answer............

Attachments:

Answered by blah1221blah

1

Answer:

500500

Step-by-step explanation:

there r different methods

(i) n(n+1)/2

1000x10001/2=500500

(ii) S1000=N/2[2a+(n-1)d]

a=1,d=1,n=1000

substituting these values in the formula

1000/2[2+999]

500x1001

=500500

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