For the System Below, Form the Matrix Equation AX =

question 55

Multiple Choice

For the system below, form the matrix equation AX = B. Compute the determinant of the coefficient matrix and determine if you can proceed. If possible, solve the system using the matrix equation.

• A) det(A) = 39; (1, -1, -2)
• B) det(A) = 9; (0, 0, -2)
• C) det(A) = -9; (0, 0, -3)
• D) det(A) = 0

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Definitions:

Pounds Lost

Represents the amount of body weight, measured in pounds, that an individual has successfully reduced.

Histograms

Graphical representations of data that group numbers into ranges, showing the frequency of values within each range as bars.

Body Fat Percentages

A quantitative measure of the amount of fat in a person's body, expressed as a percentage of their total weight.

Mean

The average of a set of numbers, calculated by dividing the sum of all the numbers by the count of the numbers.