5 In right triangle DEF, if mLF = 90 and cos E = sin D is equal to

Q: tane cote +- = sin0 + cose %3D 9. Sece csce

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Q: Using Euler' formula, show that sin 2x = 2 sin x cosx

A: Euler's Formula used.

Q: JOTICE sinx= IC X = 2. -Cos X OTICE

A: sin(x)= cos(x) when x= π/4

Q: - Sint - COS 2 sec E) tanC)

A: Recall: sec(x)=1cos(x)tan(x)=sin(x)cos(x)

Q: cos*e Simplify sine O cotecsce O cotecose

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Q: If sin z + cos I 2, then the value of sin" r+ cos" z will be-

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Q: Is Cscx-1/1-Sinx=cscx

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Q: Find sin 20 if: sin e = and 2 sec e <0

A: Ans is given below

Q: cos C25+) Se sincas+) dt

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Q: If sin 0 + cose =p and sec 0 + cosece = q,show that q (,? – 1) = 2p

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Q: GIven that 16cotA = 12  Find the value of( (sinA+cosA)/(sinA-cosA)

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Q: What angle 0, n <0 < 2n, has cose = -sin0? %3D

A: Given that cosθ=-sinθ. Solve the above equation as follows.

Q: ( cos rdx = CO Select one: a. x sin2x +c 2 b. * sin2r 41 sin2r 41 C. sin21 C d. a +. 21

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Q: OIf tan o =} OcOc Ź, find sin s. Sin %3D

A: As per our guidelines we are supposed to answer only one question. Kindly repost other question as…

Q: 22. Use trig identities to simplify the following expressions: 22a. cot θ csc θ, 22b. csc(α) cos(α)…

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Q: C) Show that 1 tan 0+cose =sin.20

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Q: How did they get these values?

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Q: What is cos(A)? 13 12 cos(A) = [ ? COS

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