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2249 Questions
When is a square matrix both an upper triangular and lower triangular matrix?
Matlab
2022-12-01
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83
What is the transpose of a diagonal matrix A?
Matlab
2022-12-01
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84
For an m x n matrix, what are the dimensions of its transpose?
Matlab
2022-12-01
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81
What is the value of the trace of an n x n identity matrix?
Matlab
2022-12-01
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91
Represent the expression z3 -2z2 + 3 – 5i as a row vector of coefficients, and store this in a variable compoly. Use the roots function to solve z3 -2z2 + 3 – 5i = 0. Also, find the value of compoly when z = 2 using polyval
Matlab
2022-12-01
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236
) Create the following complex variables c1 = 2 -4i; c2 = 5+3i; Perform the following operations on them: add them multiply them get the complex conjugate and magnitude of each put them in polar form
Matlab
2022-12-01
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30
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234
Store the following complex numbers in variables, and print them in the form a + bi. 3-2i 3
Matlab
2022-12-01
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30
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239
Write a function that will receive x and y vectors representing data points. The function will create, in one Figure Window, a plot showing these data points as circles and also in the top
Matlab
2022-12-01
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86
) The Mystical River’s water flow rate on a particular day is shown in the table below. The time is measured in hours and the water flow rate is measured in cubic feet per second
Matlab
2022-12-01
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261
Write a function mirror that will receive one input vector consisting of y coordinates of data points. The function will fit a second order polynomial through the points
Matlab
2022-12-01
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30
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Write a function that will receive data points in the form of x and y vectors. If the lengths of the vectors are not the same, then they can’t represent data points so an error message
Matlab
2022-12-01
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30
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243
Write a script that will generate a vector of 10 random integers, each in the inclusive range from 0 to 100. If the integers are evenly distributed in this range, then when arranged in order from lowest to highest, they should fall on a straight line. To test this, fit a straight line
Matlab
2022-12-01
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97
What is a danger of extrapolation?
Matlab
2022-12-01
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2249
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