4/tan^2 60° + 1/cos^2 30° - sin^2 45°
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Answered by
1
Answer:
hope it will help you...
thnku
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Answered by
6
Answer :
13/6
Solution :
→ 4/tan² 60° + 1/cos² 30° - sin² 45°
→ 4/(√3)² + 1/(√3/2)² - (1/√2)²
→ 4/3 + 4/3 - 1/2
→ 8/3 - 1/2
→ (16-3)/6
→ 13/6
Here,
tan 60° = √3
cos 30° = √3/2
sin 45° = 1/√2
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