Ex 8.2, 4 (v) - Chapter 8 Class 10 Introduction to Trignometry

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Ex 8.2, 4 State whether the following are true or false. Justify your answer. (v) cot A is not defined for A = 0°. For A = 0° , tan 0 = 0 And, cot 0 = 1/(tan⁡ 0) = 𝟏/𝟎 = Not defined Hence ,cot A is not defined for A = 0°. The given statement is true.

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