Choose the One Alternative That Best Completes the Statement or Answers

question 41

Multiple Choice

Choose the one alternative that best completes the statement or answers the question.
Evaluate the determinant of the given matrix.
- $$A = \left[ \begin{array} { r r } - 1 & 6 \\- 7 & - 9\end{array} \right]$$

• A) \(- 51\)
• B) \(- 50\)
• C) 51
• D) \(- 32\)

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Definitions:

Rainfall Intensity

The rate at which rain falls over a given area, measured in millimeters per hour or inches per hour.

Municipal Water

Water that is treated and supplied by a municipal corporation for public use in cities and towns.

Spring Water

Water that flows naturally to the surface from a subsurface aquifer.

Bottled Water

Packaged drinking water sold in plastic or glass bottles; its quality can vary depending on the source and treatment methods.