In a survey of computer users, it was found that 50 use hp printers, 30 use ibm printers, 20 use apple printers, 13 use hp and ibm, 9 use hp and apple, 7 use ibm and apple, and 3 use all three. how many use at least one of these brands?
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Which of the following represents the zeros of f (x) = x3 - 5x2 - 3x + 15? A) 5, square root of 3, - square root of 3 B) - 5, - square root of 3, - square root of 3 C) 5, - square root of 3, - square root of 3 D) - 5, square root of 3, square root
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