Pls answer it and it is the Question of class 11 IIT JEE
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d(√9-t^2)/(9-t^2) ×9-t^2/dx
1/2(√9-t^2) ×0-2t
-2t/2(√9-t^2)
- t/√9-t^2
option(B) is your answer
1/2(√9-t^2) ×0-2t
-2t/2(√9-t^2)
- t/√9-t^2
option(B) is your answer
king18sh:
Thank you very much
plz brainlist mark
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