AP and TS EAMCET Engineering 2020 Model Paper 2

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Question : 32 of 160

Marks: +1, -0

y=cos−1(

a2−x2

a2+x2

) +sin−1(

2ax

a2+x2

) then

dy

dx

=_______

a
x2+a2
2a
x2+a2
4a
x2+a2
a2
x2+a2

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