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Mathematics 36 Online
OpenStudy (anonymous):

find all values of y for which det(A)=0

OpenStudy (anonymous):

A= y-4 0 0 0 y 2 0 3 y-1

OpenStudy (anonymous):

0=y-4(y^2-y-6)

OpenStudy (anonymous):

i confuse to simplify

OpenStudy (anonymous):

or am i wrong?

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