The inequality sin 2x ＞ √2 sin 2 x + (2- √2 )cos 2 x holds if x belongs to?

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The inequality sin 2x ＞ √2 sin 2 x + (2- √2 )cos 2 x holds if x belongs to?

Arun · Answer

Dear Surya Sin 2x > 2 cos^2 x – sqrt2 (cos^2x – sin^2x) sin2 x > cos 2x + 1 – sqrt 2 cos 2 x Now you can solve this.

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The inequality sin 2x ＞ √2 sin 2 x + (2- √2 )cos 2 x holds if x belongs to?

The inequality sin 2x ＞ √2 sin²x + (2-√2 )cos²x holds if x belongs to?

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The inequality sin 2x ＞ √2 sin 2 x + (2- √2 )cos 2 x holds if x belongs to?

The inequality sin 2x ＞ √2 sin2x + (2-√2 )cos2x holds if x belongs to?

1 Answers

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Other Related Questions on Trigonometry

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Answer and earn gift vouchers

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The inequality sin 2x ＞ √2 sin²x + (2-√2 )cos²x holds if x belongs to?