The matrix A that solves the equation Pls some help.what is the correct question 1 2(2.4)-3 4 (3/4 -1/4)3/2 -1/2,а.-11-1/2(-3/4 1/4b.(-1 1/23/4 -1/4,C.d.11/23/4 -1/4/e--213/2 -1/2,

(2A)-1 = 1234taking inverse both side :((2A)-1)-1 = 1234-12A = 1234-1Let B = 12342A = B-1A = 12B-1…

Answered: 1 2 (24)-- = G ) (2A)-1 3 4

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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Related questions

Question

The matrix A that solves the equation

Pls some help.

what is the correct question

(3/4 -1/4)
3/2 -1/2,
а.
-1
1
-1/2
(-3/4 1/4
b.
(-1 1/2
3/4 -1/4,
C.
d.
1
1/2
3/4 -1/4/
e-
-2
1
3/2 -1/2,

Expert Solution

Step 1

${(2 A)}^{- 1} = (\begin{matrix} 1 & 2 \\ 3 & 4 \end{matrix}) t a k i n g i n v e r s e b o t h s i d e : {{((2 A)}^{- 1})}^{- 1} = {(\begin{matrix} 1 & 2 \\ 3 & 4 \end{matrix})}^{- 1} 2 A = {(\begin{matrix} 1 & 2 \\ 3 & 4 \end{matrix})}^{- 1} L e t B = (\begin{matrix} 1 & 2 \\ 3 & 4 \end{matrix}) 2 A = B^{- 1} A = \frac{1}{2} B^{- 1}$