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drewdean5545
24.09.2019 •
Mathematics
Cosec theta -sin theta =m cube sec theta - cos theta = n cube prove that m^4n^2+n^4m^2=1
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Ответ:
This is false. (Is there any more information? Are you sure there is no typo?)
Let
and
. Then
In the first equation,
In the second,
So
, and
so we're left to prove that
Now
and both
and
are non-negative, so
and cannot possibly be equal to 1.
Ответ:
ight bet
Step-by-step explanation: