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If tan θ = cot θ and 0°∠θ ∠90°, state the value of θ - Mathematics

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Question

If tan θ = cot θ and 0°∠θ ∠90°, state the value of θ

Sum
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Solution

tan θ = cotθ 

tan θ  = `(1)/(tanθ )`

tan2 θ  = 1
tan θ  = 1
tan θ  = tan 45°
θ  = 45°

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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 7.3 | Page 291
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