Fermi
·
Concept Library
·
Courses
·
Books
·
Problems
·
Simulations
·
Math Wiki
·
High School
Fermi
›
Problems
Problem
Problem
Find
(
2
A
)
×
(
−
3
B
)
(2\mathbf{A}) \times (-3\mathbf{B})
(
2
A
)
×
(
−
3
B
)
, if
A
=
2
i
^
−
j
^
\mathbf{A} = 2\hat{i} - \hat{j}
A
=
2
i
^
−
j
^
and
B
=
(
j
^
+
k
^
)
\mathbf{B} = (\hat{j} + \hat{k})
B
=
(
j
^
+
k
^
)
Browse the problem library