JEE Mains 25-Jan-2023 Shift 2 Solved Paper

Section: Mathematics

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Question : 65 of 90

Marks: +1, -0

If the four points, whose position vectors are 3

^

i

−4

^

j

+2

^

k

,

^

i

+2

^

j

−

^

k

,−2

^

i

−

^

j

+3

^

k

‌‌ and 5

^

i

−2α

^

j

+4

^

k

are coplanar, then α is equal to

[25-Jan-2023 Shift 2]

‌
73
17
−‌
107
17
−‌
73
17
‌
107
17

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