Solve the System by Using the Inverse of the Coefficient $$\begin{array} { l } x - 2 y + 3 z = 11 \\4 x + y - z = 4 \\2 x - y + 3 z = 10\end{array}$$

question 127

Multiple Choice

Solve the system by using the inverse of the coefficient matrix.
- $$\begin{array} { l } x - 2 y + 3 z = 11 \\4 x + y - z = 4 \\2 x - y + 3 z = 10\end{array}$$

• A) \(\{ ( 2,3,5 ) \}\)
• B) \(\varnothing\)
• C) \(\{ ( 2 , - 3,1 ) \}\)
• D) \(\{ ( - 2 , - 3,3 ) \}\)

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Definitions:

Applicable

Relevant or suitable in a given situation or for a specific purpose.

First-Birth Rate

The frequency at which first births occur within a defined population.

Regression Analysis

A statistical method used for estimating the relationships among variables, often to predict the value of a dependent variable based on independent variables.

Coefficient

An algebraic expression is multiplied and preceded by a constant or numerical quantity known as the coefficient.