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Discussion Response Post to: very easy ques (plzzz solve) rates assured

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Cool goIITian

total posts: 75
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no need for going ny substituation u can directly use

_{[ ]}

^{[ ]} sinx/cos2x=_{[ ]}

^{[ ]} tanxsecx=secx

_{[ ]}

^{[ ]} cosx/sin2x=_{[ ]}

^{[ ]} cotxcosecx=cosecx

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