Need Help ASAP!!!!
Subject: Linear Algebra
Question(a)
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find determinant using first row
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when determinant of the matrix is zero then the matrix is not invertible
so when then the matrix is not invertible
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.
Question(b)
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characteristic polynomial is
here degree of the polynomial is 3 so size of the matrix is
.
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to find the eigenvalue take y=0
..................eigenvalues
.
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As we know the determinant of a matrix is equal to the products of all eigenvalues.
..................determinant
Need Help ASAP!!!! Subject: Linear Algebra (a) Let A= r 7 T 5 2 4 0...
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