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How to find the domain of this function?
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1 Answer
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- ?Lv 76 years ago
tan (2x + pi) must be greater than or equal to zero, and must be defined.
tan (2x+pi) could be in this range.
0 ≤ 2x + pi <pi/2
more generically
(n pi) ≤ 2x + pi < pi/2 + npi
(n pi) ≤ 2x < pi/2 + npi
(n/2 pi) ≤ x < (n/2 + 1/4) pi
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