if vector a =3 icap +4jcap +12kcap find a unit vector along a cap
Answers
Answered by
0
Answer:
3655jacp
Explanation:
include us ycitfoyguokf SD off good
Answered by
0
Answer:
−(
13
3
i
^
−4
j
^
+12
k
^
)
Explanation:
Let
A
=3
i
^
−4
j
^
+12
k
^
, then A=
3
2
+4
2
+12
2
=13
Unit vector along
A
is
A
=
∣A∣
A
=
13
3
i
^
−4
j
^
+12
k
^
Unit vector opposite to
A
is
−
A
^
=−
∣A∣
A
=−(
13
3
i
^
−4
j
^
+12
k
^
)
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