Algebra and Trigonometry (6th Edition)
6th Edition
ISBN:9780134463216
Author:Robert F. Blitzer
Publisher:Robert F. Blitzer
ChapterP: Prerequisites: Fundamental Concepts Of Algebra
Section: Chapter Questions
Problem 1MCCP: In Exercises 1-25, simplify the given expression or perform the indicated operation (and simplify,...
Related questions
Question
can you please solve a & b ?
![Exercise 7.1.2: Find the following determinants.
(a)
\[
\begin{vmatrix}
1 & 2 & 3 \\
4 & 5 & 6 \\
7 & 8 & 9
\end{vmatrix}
\]
(b)
\[
\begin{vmatrix}
1 & 0 & 2 \\
2 & 5 & 3 \\
-1 & 0 & 0
\end{vmatrix}
\]
(c)
\[
\begin{vmatrix}
3 & 4 & 1 \\
0 & -1 & 1 \\
1 & 2 & 1
\end{vmatrix}
\]
(d)
\[
\begin{vmatrix}
0 & -2 & 1 \\
4 & 1 & -3 \\
-1 & 3 & 1
\end{vmatrix}
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Transcribed Image Text:Exercise 7.1.2: Find the following determinants.
(a)
\[
\begin{vmatrix}
1 & 2 & 3 \\
4 & 5 & 6 \\
7 & 8 & 9
\end{vmatrix}
\]
(b)
\[
\begin{vmatrix}
1 & 0 & 2 \\
2 & 5 & 3 \\
-1 & 0 & 0
\end{vmatrix}
\]
(c)
\[
\begin{vmatrix}
3 & 4 & 1 \\
0 & -1 & 1 \\
1 & 2 & 1
\end{vmatrix}
\]
(d)
\[
\begin{vmatrix}
0 & -2 & 1 \\
4 & 1 & -3 \\
-1 & 3 & 1
\end{vmatrix}
\]
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