2. (a) Find the inverse of the matrix A. A = (1₂6) 56 (b) Use your answer from (a) to find the solutions to the following system. You must use A-1 to find the solutions to get credit. x + y 2 5x + 6y = 9 =

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,...
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### Problem 2

#### (a) 
Find the inverse of the matrix \( A \).

\[ A = \begin{pmatrix} 1 & 1 \\ 5 & 6 \end{pmatrix} \]

#### (b) 
Use your answer from (a) to find the solutions to the following system. You must use \( A^{-1} \) to find the solutions to get credit.

\[
\begin{align*}
x + y &= 2 \\
5x + 6y &= 9
\end{align*}
\]
Transcribed Image Text:### Problem 2 #### (a) Find the inverse of the matrix \( A \). \[ A = \begin{pmatrix} 1 & 1 \\ 5 & 6 \end{pmatrix} \] #### (b) Use your answer from (a) to find the solutions to the following system. You must use \( A^{-1} \) to find the solutions to get credit. \[ \begin{align*} x + y &= 2 \\ 5x + 6y &= 9 \end{align*} \]
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