MHTCET 2016 Math Solved Paper

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Question : 47 of 50

Marks: +1, -0

If

→

a

=

^

i

−

^

j

+

^

k

,

→

b

= 2

^

i

+A

^

j

+

^

k

,

→

c

=

^

i

−

^

j

+4

^

k

and

→

a

⋅(

→

b

×

→

c

) = 10 , then X is equal to

6
7
9
10

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