Q2\ Choose the correct answer from the following options 2 sin^2x = * cos 2x O cos x cos 3x O sin x O sin 2x sin 3x O sin x cosx O sin2x Yorhich of the following statements a O O

Q: 63)(10sx

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Q: Add 1/sin theta  + 1/cos theta

A: We know 1sinθ=cosecθ 1cosθ=secθ

Q: From the list below find the expression, identical to the given. tan 4x sin 8x + sin 3x cos 3x + cos…

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Q: Verify the identity: sin²x (1+ncot²x) + cos²x (1+tan²x) = sin²x(n+cot²x) + cos²x(n+tan²x)

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Q: cos x ,2 1- cos x

A: We have to simplify the trigonometric expression  cos2x1-cos2x.

Q: perform addition and use fundamental identites to simply sin(x)/1 + cos (x) +1 cos (x)/sin(x)

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Q: verify Identity Sin 4x (os 4x Sin 2X lus 2X Statement sec 2x Rub

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Q: sin' t – cos' t Prove tan?t – 1 cos? t

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Q: Sin (% %3D cos(oT) Sin (T+u) = cosu () asi

A: Solution Let for some angle A & B, the  identity Sin(A+B)=sin(A)*cos(B)+sin(B)*cos(A)…

Q: Use the figure to derive the formulas for sin cos and tan sin -- COS Cos e sin 0 1- cos 0 2 Great…

A: You just need to use the 2 equation. Sin(0/2)/cos(0/2)0 is supposed to be theta

Q: Prove that sin? 0 + cosª 0 = sin“ 0 + cos² 0.

A: Using fundamental identity of trigonometry.

Q: How did they get these values?

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Q: cos(x) 3) 1-sin(x) sec(x) + tan(x)

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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.