Q. 24.2( 6 Votes )
Find the domain of f(x) = cotx + cot–1 x.
Answer :
Now the domain of cot x is ℝ
While the domain of cot–1x is [0,π ]
∴ The union of these two will give the domain of f(x)
⇒ ℝ ⋃ [0,π]
= [0,π]
∴ The domain of f(x) is [0,π]
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