AP EAMCET Engineering 2018 Apr 23 Shift 1 Paper

Section: Mathematics

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Question : 32 of 160

Marks: +1, -0

Let

−

a

= 2

−

i

+

−

j

−2

−

k

and

−

b

=

−

i

+

−

j

be two vectors ,

−

c

is a vector such that

−

a

.

−

c

= |

−

c

| and |

−

c

−

−

a

| = 2√2. If the angle between

−

a

×

−

b

and

−

c

is 30° , then |(

−

a

×

−

b

)×

−

c

| is equal to

3
2
2
3
2
√3
2

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