Vector Algebra Part 1

Section: Mathematics

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Question : 16 of 100

Marks: +1, -0

Let a=

∧

i

+α

∧

j

+3

∧

k

and b=3

∧

i

−α

∧

j

+

∧

k

. If the area of the parallelogram whose adjacent sides are represented by the vectors a and b is 8√3 square units, then a⋅b is equal to ............ .

[25 Feb 2021 Shift 2]

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