Question
Asked Oct 20, 2019
Consider the following determinant.
1 6
7 8
(a) Evaluate the determinant.
(b) Use the determinant to decide whether the matrix has an inverse.
Yes, the matrix has an inverse.
No, the matrix does not have an inverse.
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Consider the following determinant. 1 6 7 8 (a) Evaluate the determinant. (b) Use the determinant to decide whether the matrix has an inverse. Yes, the matrix has an inverse. No, the matrix does not have an inverse.

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Expert Answer

Step 1

To calcuate the value of the determinant, and hence to conclude whether the corresponding matrix is invertible or not

Step 2

a) determinant...

a b
then
If A
C
det(A) ad -bc
_
1 6]
given, A=
7
, s0, det(A) 8-42 -34
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a b then If A C det(A) ad -bc _ 1 6] given, A= 7 , s0, det(A) 8-42 -34

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Advanced Math