Mathematics, 05.12.2019 04:31 josecano2
Consider the universal relation r = {a, b, c, d, e, f, g, h, i, j} and the set of functional dependencies f = { {a, b } → {c}, {a}→{d, e}, {b}→{f}, {f}→{g, h}, {d}→{i, j} }. what is the key for r? decompose r into 2nf and then 3nf relations
Answers: 2
Mathematics, 21.06.2019 18:00
The brain volumes (cm cubed) of 50 brains vary from a low of 904 cm cubed to a high of 1488 cm cubed. use the range rule of thumb to estimate the standard deviation s and compare the result to the exact standard deviation of 175.5 cm cubed, assuming the estimate is accurate if it is within 15 cm cubed
Answers: 2
Mathematics, 21.06.2019 21:30
Af jewelry box is in the shape of a rectangular prism with an area of 528 cube inches. the length of the box is 12 inches and the height is 5 1/2 inches. what is the width of the jewelry box
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Mathematics, 21.06.2019 23:30
Which choice has the correct steps in graphing the solution set to the following inequality? -45_> 20x-5y
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Consider the universal relation r = {a, b, c, d, e, f, g, h, i, j} and the set of functional depende...
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