Q1) find I+ Cos X | 1) \im メー30 Sin x

Q: Prove that 1-x ', V 2 1+x cos'x = 2 sin 2cos 2 COS 1 -1

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Q: which of the following expressions is equivalent to: 3cot^2(t)/csc(t)   a. 3-3cos^2(t)/cos(t) b.…

A: This question is related to trignometry, We will solve it using trignometric identities.

Q: fOo)=Sinx-41 Cos x 1X-1 cos X (x)

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Q: So sin' z cos²z dr csc? z

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Q: 57 sin 6 (똥 + 미) =글(c8 )%3D (cos w - V3 sin w) -

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Q: Prove that sin 0 - COS 2 2 = 1 - sin 0.

A: L.H.S. =sinθ2-cosθ22R.H.S. =1-sinθ

Q: cos(-x)+sin(x=x) Q4 prove that sinx 2

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Q: Prove that sin 0 COS 0 2 2 = 1 - sin 0.

A: 1. sin2θ+cos2θ=1 2. sin2θ=2sinθcosθ

Q: prove that sec-1x = cos-11 = cos-11

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Q: 11) Prove cos+x -sinfx = cos 2x

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Q: 1 + tan2x=sec2x partiendo de la identidad cos2x+sen2x=1

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Q: 6. f tan x secx+4 cos x - dx

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Q: Find Sinczx), COSCZX), and tan(zx) from the information Cos Cx) = 07(めつら) %3D(x2)U:S %3D(x2)Unt

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Q: 1 Find L -1 s²+4s+8] A)늘e-2t sin 2t B)- e2t cos 2t c)e-t sin 4t D) e2t cos 4t

A: Formula Used:L{eat sin(bt)}=b(s-a)2+b2