prove that: sec sq a + cot sq (90 - a) = 2 sq (90 - a) - 1
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your ques is not clear v pls expln properly what is sq here?
kumaryashwant1143:
Sq means square
plsss check u have missed out a trigno ratio after the =
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Answer:
Incomplete question
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Check it
It is complete sq means square
okay thanks
There should be a trigonometric ratio before that square
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