Civil Engineering > GATE 2022 SET-2 > Linear Algebra
Let y be a non-zero vector of size 2022×1 Which of the following statement(s) is/are TRUE?
A
yyT is a symmetric matrix.
B
yTy is an eigenvalue of yyT.
C
yyT has a rank of 2022.
D
yy is invertible.

Correct : a;b

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matrix properties symmetric matrix eigenvalue matrix rank invertible matrix vector operations linear algebra GATE Civil Engineering GATE 2022 Q46

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