Mathematics, 16.06.2021 06:20 JaredO
Cho hệ các vector u={(1,2,7);(0,-1,1-3); (2,3,3+1); (1,0,2-3)}
a. Tìm số chiều và một cơ sở W của không gian con sinh bởi hệ vector II.
b. Tim tham số k để u =(23k+1) là một tổ hợp tuyến tính của W. và suy ra uw
Answers: 3
Mathematics, 21.06.2019 16:20
7.(03.01 lc)which set represents the range of the function shown? {(-1, 5), (2,8), (5, 3), 13, -4)} (5 points){-1, 2, 5, 13){(5, -1), (8, 2), (3,5), (-4, 13)){-4, 3, 5, 8}{-4, -1, 2, 3, 5, 5, 8, 13}
Answers: 3
Mathematics, 21.06.2019 16:30
The spring the owner of a sporting good store decreases the price of winter gloves from $10 to $8 each increases the price of swimming goggles from $8 to $10 without doing the math you think the percent decrease in the price of the gloves the same as the percent increase of the goggles explain why or why not
Answers: 1
Mathematics, 21.06.2019 16:50
Suppose that the price p (in dollars) and the weekly sales x (in thousands of units) of a certain commodity satisfy the demand equation 4p cubedplusx squaredequals38 comma 400. determine the rate at which sales are changing at a time when xequals80, pequals20, and the price is falling at the rate of $.20 per week.
Answers: 3
Cho hệ các vector u={(1,2,7);(0,-1,1-3); (2,3,3+1); (1,0,2-3)}
a. Tìm số chiều và một cơ sở W của k...
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