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find the value of: tan 30° tan 60° - Mathematics

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Question

find the value of: tan 30° tan 60°

Sum

Solution

tan 30° tan 60° = `(1)/(sqrt3)(sqrt3) = 1`

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Chapter 23: Trigonometrical Ratios of Standard Angles [Including Evaluation of an Expression Involving Trigonometric Ratios] - Exercise 23 (A) [Page 291]

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Selina Concise Mathematics [English] Class 9 ICSE
Chapter 23 Trigonometrical Ratios of Standard Angles [Including Evaluation of an Expression Involving Trigonometric Ratios]
Exercise 23 (A) | Q 1.2 | Page 291

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