JEE Main 29 June 2022 Shift 1 Solved Paper

Section: Mathematics

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Question : 5 of 90

Marks: +1, -0

Let

→

a

=α

∧

i

+3

∧

j

−

∧

k

,

→

b

=3

∧

i

−β

∧

j

+4

∧

k

and

→

c

=

∧

i

+2

∧

j

−2

∧

k

where α,β∈R, be three vectors. If the projection of

→

a

on

→

c

is ‌

10

3

and

→

b

×

→

c

=−6

∧

i

+10

∧

j

+7

∧

k

, then the value of α+β is equal to:

[29-Jun-2022-Shift-1]

3
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