if 180°<Teta<270° and cos teta =-3/5 then tan(teta/2)
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hope it helps
regards
Mohit Khairnar
regards
Mohit Khairnar
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nani123414:
no
ok
its incorrect
the answer should be 2 or -2
ok
let me check it once
ok
i forgot ti check the quadrant .....sorry yaar
now it's correct
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