Mathematics, 10.07.2019 01:20, janeriaw188
Date: name: math 270: linear algebra page 2 of 2 cw 21: matrix operations 1 m270q021a in problem 22, consider the matrices p and pq. -f 4 -31 pg -5 pm 12 3 0 find q. show your calculations. a. in problem 23, let a, b, and c be arbitrary matrices for which the sums and products are defined. mark each statement as true or false. ab +ac a(b +c) a. at+ bt (a +b)t b. (ab)t = btat c. d. if the columns of b are linearly dependent, then the columns of ab are linearly dependent.
Answers: 1
Mathematics, 21.06.2019 18:40, calebhoover03
2people are trying different phones to see which one has the better talk time. chatlong has an average of 18 hours with a standard deviation of 2 hours and talk-a-lot has an average of 20 hours with a standard deviation of 3. the two people who tested their phones both got 20 hours of use on their phones. for the z-scores i got 1 for the chatlong company and 0 for talk-a-lot. what is the percentile for each z-score?
Answers: 1
Mathematics, 22.06.2019 00:00, crazylogic963
Charlie is at an amusement park that has 18 different rides. each ride costs $1.75. the function c(r) = 1.75r represents the total amount of money that charlie will spend if he goes on r rides, but he never goes on the same one more than once. what domain and range are reasonable for the function?
Answers: 3
Date: name: math 270: linear algebra page 2 of 2 cw 21: matrix operations 1 m270q021a in problem...
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