hello everyone there is no question from myself but i am going to tell you a Trick to add so many numbers with a small formula
SO HERE IS IT:::::::::::::::::::}
HOPE THIS WILL BE HELPFUL FOR ALL;)
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aastha649:
answer is 300
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Hey Brainly user
Here is your
Question :1+2+....24
Solution :
given ,
a1=1
d=1
aN =24
Formula
aN =a1+(n-1)d
24=1+(n-1)1
23=n-1
n=24
Sn =n/2 (a1+24)
s24=12(25)
s24=300
The sum of the 24 numbers is 300
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