KCET 2025 Math Paper

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Question : 43 of 60
 
Marks: +1, -0
If y=‌
cos‌x
1+sin‌x
, then
(a) ‌
dy
dx
=‌
−1
1+sin‌x

(b) ‌
dy
dx
=‌
1
1+sin‌x

(c) ‌
dy
dx
=−‌
1
2
s
e
c2
(‌
Ï€
4
−‌
x
2
)

(d) ‌
dy
dx
=‌
1
2
s
e
c2
(‌
Ï€
4
−‌
x
2
)
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