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Mathematics
Mathematics
Problem
Given that
k
>
0
k>0
k
>
0
, determine the value of
k
k
k
if the angle between the vectors
⟨
k
,
3
,
0
⟩
\langle k,\,3,\,0\rangle
⟨
k
,
3
,
0
⟩
and
⟨
4
,
0
,
0
⟩
\langle 4,\,0,\,0\rangle
⟨
4
,
0
,
0
⟩
is
60
∘
60^\circ
6
0
∘
. a)
3
3
3
b)
2
2
2
c)
3
\sqrt{3}
3
d)
1
1
1
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