Fermi
·
Concept Library
·
Courses
·
Books
·
Problems
·
Simulations
·
Math Wiki
·
High School
Fermi
›
Problems
Mathematics
Mathematics
Problem
For the matrix
A
=
(
a
b
c
d
)
A=\begin{pmatrix}a & b\\c & d\end{pmatrix}
A
=
(
a
c
b
d
)
, the value of
det
(
A
)
\det(A)
det
(
A
)
is a)
a
d
+
b
c
ad+bc
a
d
+
b
c
b)
a
b
−
c
d
ab-cd
ab
−
c
d
c)
a
d
−
b
c
ad-bc
a
d
−
b
c
d)
a
+
d
a+d
a
+
d
Browse the problem library