Math, asked by raje7, 1 year ago

simplify : (1/cos +sin/cos) (1-sin/cos)

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Answered by abhi875
2
is this ok ........plz make brainlist
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abhi875: hey can u make it brainlist
Anonymous: ans is wrong... ans is 1
Anonymous: in denominator it is cos^2teta
abhi875: sorry my silly mistake☺️☺️
Anonymous: mm
raje7: double photo answer give me
abhi875: 2nd one is the r8
Anonymous: which one?
abhi875: ok I corrected my mistake
Anonymous: ok
Answered by Anonymous
0
the ans is sec theta.. because 1-sin theta x1+sintheta =1-sin^2=cos^2theta ...so cos 2theta /cos theta =sec theta
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