Dot Product Vector Combinations (Jee Mains) | ExamDuo
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Scalars and Vectors
Medium
Dot Product Vector Combinations
Let
|
→
A
1
|
=
3
,
|
→
A
2
|
=
5
and
|
→
A
1
+
→
A
2
|
=
5
.
The value of
(
2
→
A
1
+
3
→
A
2
)
.
(
3
→
A
1
−
2
→
A
2
)
is:
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SELECT ONE OPTION
A
–106.5
B
–112.5
C
–99.5
D
–118.5
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