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Mathematics, 21.06.2019 17:00
Asif spent $745.10 on 13 new file cabinets for his office. small file cabinets cost $43.50 and large file cabinets cost $65.95. write and solve a system of equations to find the number of small cabinets and large cabinets he purchased. determine if each statement is true or false. 1. he purchased 5 small cabinets. true or false 2. he purchased 7 large cabinets. true or false 3. he spent $527.60 on large cabinets. true or false
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Which function can be used to model the monthly profit for x trinkets produced? f(x) = β4(x β 50)(x β 250) f(x) = (x β 50)(x β 250) f(x) = 28(x + 50)(x + 250) f(x) = (x + 50)(x + 250)
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Random variables x poisson~ ( a) ,y poisson ~ ( a) . x and y are independent. if 2 1, 2 1. u =2x+ y-1, v=2x- y +1. find: ) cov (u ,v ).
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