Email
Chat with tutors
Login
Ask Questions, Get Answers
Menu
X
home
ask
tuition
questions
practice
papers
mobile
tutors
pricing
X
Questions
>>
JEEMAIN and NEET
>>
JEEMAIN PAST PAPERS
>>
2011
Next similar question
Answer
Comment
Share
Q)
If
→
a
=
1
√
10
(
3
ˆ
i
+
ˆ
k
)
and
→
b
=
1
7
(
2
ˆ
i
+
3
ˆ
j
−
6
ˆ
k
)
, then the value of
(
2
→
a
−
→
b
)
.
[
(
→
a
×
→
b
)
×
(
→
a
+
→
2
b
)
]
is
( A ) 5
( B ) -3
( C ) 3
( D ) -5
Share
Please
log in
or
register
to add a comment.
Please
log in
or
register
to answer this question.
Next Similar Question >
Home
Ask
Tuition
Questions
Practice
Your payment for
is successful.
Continue
...
Please Wait