Evaluate or simplify the given expression. sin(2 tan -1 3x) 3x O 9x2+1 6x O 9x² + 1 3x O 9x2 + 1 6x

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A: We know the identity, sinC-sinD=2cosC+D2·sinC-D2        ⋯⋯1

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A:

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A:

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A: Use summation formula of sine

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A: Double integal

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A: To rewrite each expression as a product: 5sin 6β-5 sin 12β Use  the formula: sin x+sin y=2 cos x+y2…

Q: n n+sin an Un ||

A: Power Series: A series of the form ∑n=0∞anz-z0n is called power series about a point z=z0 Note that…

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Q: Find sin a. (-15,2) a 1 Enter

A:

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A:

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A: 1+sin(α)=(cos(α/2)+sin(α/2))(cos(α/2)+sin(α/2))Explanation:

Q: Use conjugates to rewrite the express 1 secr-tanz

A: Given expressionWe have to write non fractional from.

Q: Express tan W as a fraction in simplest terms. 24 6. V

A: Solution:

Fundamentals of Trigonometric Identities

Trigonometric Identities are the equalities that involve trigonometry functions and hold for all the values of variables given in the equation.