y=√1-cosx/2 then prove dy/dx= 1/2 √1+cosx/2
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hope it helps!!;;:!;;:
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banana7:
thank you very much
bro
thanks i got it now
sorry i f i am not bothering you but can you tell how the last line came from?
i dont understamd tgat
*understand that
oh i understand when i tried myself....once again thank you
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