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TS EAMCET 4 May 2018 Shift 2 Solved Paper

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Question : 6

Total: 160

The set of real value of α for which the system of linear equations
x+(sin‌α)y+(cos‌α)z=0
x+(cos‌α)y+(sin‌α)z=0
−x+(sin‌α)y−(cos‌α)z=0
has a non trivial solution is

nπ
2
+(−1)n
π
4
+
π
8
(n is an integer )
nπ
2
+(−1)n
π
8
(n is an integer )
nπ
2
+(−1)n
π
8
−
π
8
(n is an integer )
nπ
2
+(−1)n
π
4
−
π
8
(n is an integer )

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