5 and evaluate the determinant of the matrix A. -2 7 d -b -C a to find its inverse. If the matrix is not invertible, A is not invertible. ܚܘܝܢ Let A = det (A) = If the matrix is invertible, use the equation A-¹ = det(4) for A = a b - [$] d indicate that using the checkbox. NOTE: Write the elements of the matrix exactly. A-1 ? ? ? ?

Elementary Linear Algebra (MindTap Course List)
8th Edition
ISBN:9781305658004
Author:Ron Larson
Publisher:Ron Larson
Chapter3: Determinants
Section3.1: The Determinants Of A Matrix
Problem 70E: The determinant of a 22 matrix involves two products. The determinant of a 33 matrix involves six...
Question
[
Let A =
3 5
-2 7
det (A) =
If the matrix is invertible, use the equation A-¹
=
a
b
for A =
= [:$]
C d
indicate that using the checkbox.
NOTE: Write the elements of the matrix exactly.
A-¹
А
(??)
and evaluate the determinant of the matrix A.
d
[4]
det (A)
a
to find its inverse. If the matrix is not invertible,
A is not invertible.
Transcribed Image Text:[ Let A = 3 5 -2 7 det (A) = If the matrix is invertible, use the equation A-¹ = a b for A = = [:$] C d indicate that using the checkbox. NOTE: Write the elements of the matrix exactly. A-¹ А (??) and evaluate the determinant of the matrix A. d [4] det (A) a to find its inverse. If the matrix is not invertible, A is not invertible.
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