JEE Mains Model Paper 9

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Question : 63 of 90

Marks: +1, -0

Let

→

a

=

^

j

−

^

k

and

→

c

=

^

i

−

^

j

−

^

k

then vector

→

b

satisfying

→

a

×

→

b

+

→

c

= 0 and

→

a

.

→

b

= 3 is

2
^
i
−
^
j
+2
^
k
^
i
−
^
j
−2
^
k
^
i
+
^
j
−2
^
k
−
^
i
+
^
j
−2
^
k

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