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NTA NET DEC 2019
asked
Jan 1
in
Theory of Computation
by
Shivshankar
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11
points)

11
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ugcnet
#gatepreparation
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1
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UGC NET 2019 DECEMBER
asked
Jan 1
in
IS&Software Engineering
by
Viplove04
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6
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24
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ugcnet
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CSIR / UGC NET  Linear Algebra
Let A be a 3x3 real matrix. Suppose 1 and 1 are two of the three Eigen values of A and 18 is one of the Eigen values of $A^2 + 3A$. Then. a) Both A and $A^2 + 3A$ are invertible b) $A^2 + 3A$ is invertible but A is not c) A is invertible but $A^2 + 3A$ is not d) Both A and $A^2 + 3A$ are not invertible
asked
Sep 11, 2019
in
Linear Algebra
by
Kushagra गुप्ता
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176
points)

7
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engineeringmathematics
linearalgebra
ugcnet
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