Find the exact values of sin ø 17 - 9) sec 8= 15 and sin 0 <0

Q: snip

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A:

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A: We have to proff

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A: L.H.S. =sinθ2-cosθ22R.H.S. =1-sinθ

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A: We need determine the values of sin 1, sin 2, sin 3, sin 4.

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A:

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A: Using fundamental identity of trigonometry.

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A:

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A: The given trigonometric equation (identity) is: cos2x-sin2x=1-2sin2 x To verify this, take the left…

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Q: Establish the identity (Cos3x/sinx) + (sin3x/cosx) = 2cot2x The arguments in cos and sin is read…

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Q: if sec 0 + tan0=x,obtain the value of sec 0,tan0 and sin0

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Q: sin23 + cos23 = 1

A: Let us first find the value of sin23°+cos23° and then will check whether it's 1 or not.

Q: Find the value of sec u if cos u = - 7

A: The sec and cos are important trigonometric functions. The other four functions are sine, tan, cot,…