Fermi
·
Concept Library
·
Courses
·
Books
·
Problems
·
Simulations
·
Math Wiki
·
High School
Fermi
›
Problems
Mathematics
Mathematics
Problem
If
p
+
q
+
r
=
a
+
b
+
c
p + q + r = a + b + c
p
+
q
+
r
=
a
+
b
+
c
, the value of the determinant
∣
p
a
q
b
r
c
q
c
r
a
p
b
r
b
p
c
q
a
∣
\begin{vmatrix} pa & qb & rc \\ qc & ra & pb \\ rb & pc & qa \end{vmatrix}
p
a
q
c
r
b
q
b
r
a
p
c
r
c
p
b
q
a
is a. 0 b.
p
a
+
q
b
+
r
c
pa + qb + rc
p
a
+
q
b
+
r
c
c. 1 d. None of the above
Browse the problem library