TS EAMCET 10-Sep-2020 Shift 2 Solved Paper

Section: Mathematics
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Question : 9 of 160
 
Marks: +1, -0
If
(‌
cos‌θ+i‌sin‌θ
sin‌θ+i‌cos‌θ
)
2020
+(‌
1+cos‌θ+i‌sin‌θ
1−cos‌θ+i‌sin‌θ
)
2021
=x+iy
, then the value of x+y at θ=‌
Ï€
2
is
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