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Mathematics
Mathematics
Problem
Vectors
p
⃗
\vec{p}
p
and
q
⃗
\vec{q}
q
have magnitudes
5
5
5
and
7
7
7
units respectively. What is the greatest possible magnitude of
p
⃗
−
q
⃗
\vec{p}-\vec{q}
p
−
q
? a)
74
\sqrt{74}
74
b)
2
2
2
c)
12
12
12
d)
7
7
7
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