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해법
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Find the value of two numbers if their sum is 22 and their 차이 is 4.The area of a 원형 is 4pi square feet. What is the radius?find three consecutive integers whose sum is 132Vicky opened a savings account and deposited 300.00 as principal. The account earns 5% interest, compounded continuously. What is the balance after 6 years?The 차이 between the squares of two numbers is 15. Three times the square of the first number increased by the square of the second number is 49. Find the numbers.