Determine If the Given Ordered Triple Is a Solution of the System

question 135

Multiple Choice

Determine if the given ordered triple is a solution of the system.
- $$\begin{array} { l } ( 1,2,3 ) \\5 x + 5 y + z = 18 \\4 x - 2 y - z = - 3 \\4 x + y + 3 z = 15\end{array}$$

• A)not a solution
• B)solution

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Definitions:

Independent Variable

A factor in a model or study that is deliberately altered to examine its impact on the variable that is being measured.

Coefficient Of Determination

A statistical measure that determines the proportion of variance in the dependent variable predictable from the independent variable(s).

Dependent Variable

The variable in an experiment that is expected to change or respond when manipulated by the independent variable.

Coefficient Of Determination

A measure, usually denoted as R^2, that indicates the proportion of the variance in the dependent variable predictable from the independent variable(s).