Q) sin(cot^-1x)+-------
A)1/root(1/x2) B)root(1/x2) C)-1/root(1/x2) D)none
Q) sin(cot^-1x)+-------
A)1/root(1/x2) B)root(1/x2) C)-1/root(1/x2) D)none
M.vs vivek vardhan , 14 Years ago
Grade 12
Trigonometry> doubt...
1 Answers
Dipanwita Bhattacharjee
Last Activity: 14 Years ago
the answer is (d) i guess.
sin(cot^-1(x))
=sin(sin^-1(1/root(1+x^2)))
=1/root(1+x^2)
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