Mathematics, 13.09.2019 18:30 babas97
Ax = b: a = ( −2 −1 2 −2 2 3 −4 1 3 ) b = ( −1 −1 4 ) x = ( x1 x2 x3 ) (a) (6 pts) use the elimination method to find the matrices l and u such that a = lu. (b) (3 pts) solve the intermediate system ly = b for the intermediate variable y. (c) (3 pts) solve the system ux = y and confirm your solution from problem 2 above
Answers: 2
Mathematics, 21.06.2019 19:00
An energy drink company claims that its product increases students' memory levels. to support its claims, the company issues advertisements claiming that 8 out of 10 people (chosen randomly from across the country) who tried their product reported improved memory. the missing component in this study is a .
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Ellen makes and sells bookmarks. she graphs the number of bookmarks sold compared to the total money earned. why is the rate of change for the function graphed to the left?
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Mathematics, 21.06.2019 23:10
Determine the required value of the missing probability to make the distribution a discrete probability distribution. x p(x) 3 0.23 4 ? 5 0.51 6 0.08 p(4) = nothing (type an integer or a decimal.)
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Ax = b: a = ( −2 −1 2 −2 2 3 −4 1 3 ) b = ( −1 −1 4 ) x = ( x1 x2 x3 ) (a) (6 pts) use the eliminat...
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