Предмет: Математика, автор: Werewolf1

Число x равно сумме первых 20 натуральных чисел, а у равно сумме первых 10 натуральных чисел. Сравните х-у и 100.

Ответы

Автор ответа: Alisinda
0
X=200 сумма 20 натур чисел Y=55 сумма 10 натур чисел 200-55=145>100
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