Find the values of a and b for which the system
{x+y+z = 3 2x-y+3z = 4 5x-y+az =b has
...
Mathematics, 21.03.2022 17:30, isabelgarcia188
Find the values of a and b for which the system
{x+y+z = 3 2x-y+3z = 4 5x-y+az =b has
a. no solution
b. a unique solution and find its solution
c. many solution and find its solution
Answers: 2
Mathematics, 21.06.2019 17:30, bradleycawley02
Lems1. the following data set represents the scores on intelligence quotient(iq) examinations of 40 sixth-grade students at a particular school: 114, 122, 103, 118, 99, 105, 134, 125, 117, 106, 109, 104, 111, 127,133, 111, 117, 103, 120, 98, 100, 130, 141, 119, 128, 106, 109, 115,113, 121, 100, 130, 125, 117, 119, 113, 104, 108, 110, 102(a) present this data set in a frequency histogram.(b) which class interval contains the greatest number of data values? (c) is there a roughly equal number of data in each class interval? (d) does the histogram appear to be approximately symmetric? if so, about which interval is it approximately symmetric?
Answers: 3
Mathematics, 21.06.2019 21:30, happysage12
Every weekday, mr. jones bikes from his home to his job. sometimes he rides along two roads, the long route that is shown by the solid lines. other times, he takes the shortcut shown by the dashed line. how many fewer kilometers does mr. jones bike when he takes the shortcut instead of the long route?
Answers: 1
Mathematics, 21.06.2019 22:30, student176
Acampus club held a bake sale as a fund raiser, selling coffee, muffins, and bacon and eggs sandwiches. the club members charged $1 for a cup of coffee, 3$ for a muffin , and $4 for a back. and egg sandwich. they sold a total of 55 items , easing $119. of the club members sold 5 more muffins than cups of coffee, how many bacon and egg sandwiches heβs did they sell
Answers: 1
Mathematics, 21.06.2019 23:40, aydanbelle
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Answers: 1
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