Solve the System by Using the Inverse of the Coefficient $$\begin{array} { c } 9 x - 5 y - z = 39 \\x + 7 y + 2 z = 56 \\3 x + y + z = 33\end{array}$$

question 235

Multiple Choice

Solve the system by using the inverse of the coefficient matrix.
- $$\begin{array} { c } 9 x - 5 y - z = 39 \\x + 7 y + 2 z = 56 \\3 x + y + z = 33\end{array}$$

• A) \(\varnothing\)
• B) \(\{ ( - 8,6,16 ) \}\)
• C) \(\{ ( 8,6,3 ) \}\)
• D) \(\{ ( 8,3,6 ) \}\)

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Definitions:

Ambient Temperature

The air temperature surrounding an environment or object, often affecting chemical reactions, biological processes, and the comfort level in living spaces.

Neutral Ph

A pH value of 7 which indicates that a solution is neither acidic nor alkaline; it is exactly in the middle of the pH scale.

Chemical Kinetics

The study of the rates at which chemical reactions proceed and the factors affecting those rates.

Collision Theory

A theory that proposes chemical reactions occur and proceed at a certain rate based on the concentration, velocity, and orientation of reacting particles during collisions.