Question

7. Find the value of cot ( tan 'x + cotº'x)
(a) (0) (b) 0 (0) 7/3
(d) it​

Answer 1

Answer:

$\cot( \tan {}^{ - 1} (x) + \cot {}^{ - 1} (x) ) = \cot( \frac{\pi}{2} ) = 0$

Answer 2

Step-by-step explanation:

cot (tan-1(x)+ cot -1 (x)

=cot(π/2)

=0

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