해법
해법
솔루션 단계
Represent the number with
A.T.Q.:
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find two consecutive of even number whose sum is 890One positive integer is 5 less than twice another. The sum of their squares is 325. Find the integers.If a circle has a 원둘레 of 13cm, what is its exact diameter?15% of what number is 120A square field has an 지역 of 4,900 square meters. What is the length of the field?