Mathematics, 24.09.2019 16:30, rodderickjack
(1 point) suppose that the trace of a 2×22×2 matrix aa is tr(a)=−4tr(a)=−4, and the determinant is det(a)=0det(a)=0. find the eigenvalues of aa.
Answers: 1
and 
. We can find the eigenvalues of 
in the usual way, by taking the determinant of 
and setting it equal to 0.
and constant coefficient 
. Thus in this case we have the characteristic polynomial equation,
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(1 point) suppose that the trace of a 2×22×2 matrix aa is tr(a)=−4tr(a)=−4, and the determinant is d...
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