In Exercises 1-8, evaluate the determinant of the given matrix. If the determinant is zero, find a nonzero vector x such that A x = θ . (We will see later that det ( A ) = 0 if and only if A is singular.) [ 1 3 2 1 ]
In Exercises 1-8, evaluate the determinant of the given matrix. If the determinant is zero, find a nonzero vector x such that A x = θ . (We will see later that det ( A ) = 0 if and only if A is singular.) [ 1 3 2 1 ]
Solution Summary: The author explains that the determinant of the matrix A is -5.
In Exercises 1-8, evaluate the determinant of the given matrix. If the determinant is zero, find a nonzero vector
x
such that
A
x
=
θ
. (We will see later that
det
(
A
)
=
0
if and only if
A
is singular.)
[
1
3
2
1
]
Quantities that have magnitude and direction but not position. Some examples of vectors are velocity, displacement, acceleration, and force. They are sometimes called Euclidean or spatial vectors.
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HOW TO FIND DETERMINANT OF 2X2 & 3X3 MATRICES?/MATRICES AND DETERMINANTS CLASS XII 12 CBSE; Author: Neha Agrawal Mathematically Inclined;https://www.youtube.com/watch?v=bnaKGsLYJvQ;License: Standard YouTube License, CC-BY