Fermi
·
Concept Library
·
Courses
·
Books
·
Problems
·
Simulations
·
Math Wiki
·
High School
Fermi
›
Problems
Mathematics
Mathematics
Problem
If
a
\mathbf{a}
a
and
b
\mathbf{b}
b
are any two unit vectors, then the possible integers in the range of
3
∣
a
+
b
∣
2
+
2
∣
a
−
b
∣
\frac{3|\mathbf{a} + \mathbf{b}|}{2} + 2|\mathbf{a} - \mathbf{b}|
2
3∣
a
+
b
∣
+
2∣
a
−
b
∣
, is/are a. 2 b. 3 c. 4 d. 5
Browse the problem library