JEE Mains 6-Apr-2023 Shift 1 Solved Paper

Section: Mathematics

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Question : 15 of 90

Marks: +1, -0

Let

→

a

=2

^

i

+3

^

j

+4

^

k

,b=

^

i

−2

^

j

−2

^

k

and

→

c

=−

^

i

+4

^

j

+3

^

k

. If

→

d

is a vector perpendicular to both

→

b

and

→

c

, and

→

a

⋅

→

d

=18, then [

→

a

×

→

d

]2 is equal to :

[6-Apr-2023 shift 1]

760
640
720
680

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