Math, asked by denisenaude, 11 months ago

What is the correct answer to calculate the total sum of numbers to 684

Answers

Answered by rajivrtp

0

Answer:

234270

Step-by-step explanation:

total sum upto 684

= 684× (684+1) ÷ 2

= 684×685×1/2

= 342×685

= 234270

method,:- form an AP= 1,2,3,4...........684

where, a=1, d=1, l= 684, n=684

=> S= (n/2) ( a+l)

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