Cho hàm số ()yf x=có bảng xét dấu của ()fxnhư sau:Hàm số đã cho nghịch biến trên khoảng nào sau đây?A.()1; 3 .B.();1 .−C.();.− +D.()3

Two positive integers are 3 units apart on a number line. their product is 108. which equation can be used to solve for m, the greater integer? m(m – 3) = 108 m(m + 3) = 108 (m + 3)(m – 3) = 108 (m – 12)(m – 9) = 108

Refer to interactive solution 17.45 to review a method by which this problem can be solved. the fundamental frequencies of two air columns are the same. column a is open at both ends, while column b is open at only one end. the length of column a is 0.504 m. what is the length of column b?

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