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Tính chính xác : 3 + 33 + 333 + ... + 333...333 ( 13 chữ số 3 )
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In a magic triangle, each of the six whole numbers 10; 11; 12; 13; 14; 15 is placed in one of the circles so that the sum, S, of the three numbers on each side of the triangle is the same. The largest possible value for S is ....
Ai bk thì giải giùm mik nha :) ( tiểu học ko bk thì đừng giải bậy nhak :) thanks
16 tháng 1 2023 lúc 16:07
the sum A of 191 consecutive positive integers is a perfect square . Find the largest of those 191 positive integers so that A has the smallest value
Tính A
A=3+333+33333+3333333+...+333...3(99 chữ số 3)
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