Question
The function f(x) = cot x is discontinuous on the set
Options :
{x = nπ, n ∈ Z}
{x = 2nπ, n ∈ Z}
{x = (2n + 1) π/2 n ∈ Z}
{x – nπ/2 n ∈ Z}
Answer :
{x = nπ, n ∈ Z}
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