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Mathematics, 21.06.2019 13:30
The variable z is directly proportional to x, and inversely proportional to y. when x is 4 and y is 13, z has the value 1.2307692307692. what is the value of z when x= 9, and y= 20
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Mathematics, 21.06.2019 13:30
The mean of a set of data is -3.82 and its standard deviation is 2.31. find the z score for a value of 3.99.
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Mathematics, 21.06.2019 15:00
Answer this question! 30 points and brainliest! only if you know the answer.
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Mathematics, 21.06.2019 16:30
Xto the second power plus 14x plus 48. what are the factors? we are doing factoring trinomials with a=1
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3 2/3 x 3/4 multiply fractions pls I don’t have much time!...
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