Find the Determinant And, If Possible, the Inverse of the Matrix

question 98

Essay

Find the determinant and, if possible, the inverse of the matrix. $$\left[ \begin{array} { c c c } 1 & 0 & 0 \\1 & 3 & 1 \\- 1 & - 2 & 0\end{array} \right]$$

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Definitions:

Floating-Point Expression

A mathematical expression involving floating-point numbers which are numbers with decimal points.

Real Expression

An expression in programming that evaluates to a floating-point number.

Double-Precision Expression

A term describing a type of floating-point arithmetic that uses double the number of bits than single-precision, offering greater precision and range.

Modulus

A mathematical operation that finds the remainder when one integer is divided by another.