JEE Main 31-Aug-2021 Shift 2 Solved Paper

Section: Mathematics
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Question : 61 of 90
 
Marks: +1, -0
If α+β+γ=2π, then the system of equations
x+(cos‌γ)y+(cos‌β)z=0
(cos‌γ)x+y+(cos‌α)z=0
(cos‌β)x+(cos‌α)y+z=0
has :
[31 Aug 2021 Shift 2]
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