Fermi
·
Concept Library
·
Courses
·
Books
·
Problems
·
Simulations
·
Math Wiki
·
High School
Fermi
›
Problems
Mathematics
Mathematics
Problem
Find X and Y, if
X
+
Y
=
[
5
2
0
9
]
X + Y = \begin{bmatrix} 5 & 2 \\ 0 & 9 \end{bmatrix}
X
+
Y
=
[
5
0
2
9
]
and
X
−
Y
=
[
3
6
0
−
1
]
X - Y = \begin{bmatrix} 3 & 6 \\ 0 & -1 \end{bmatrix}
X
−
Y
=
[
3
0
6
−
1
]
Browse the problem library