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Question
sec240° – cot250° = ......
Fill in the Blanks
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Solution
sec240° – cot250° = 1.
Explanation:
sec240° – cot250° = sec2(90° – 50°) – cot250°
= (cosec250° – cot250°)
= 1
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Chapter 12: Trigonometric Ratios of Some Complemantary Angles - MULTIPLE-CHOICE QUESTIONS (MCQ) [Page 594]
