(a-B) (at sin (a+B) 2- show that cosa – cosß = -2sin 2.

Q: sec t sin t (1 + sin t) 1 - cos't 28. - 1 CoS

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Q: Verify the identity. 4 sec? y - 4 cot( - y) =- 4 sec? y - 4 cot (- y) - 4 (sec² y - = 4

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Q: (cos(80) + i sin(80)) 2.

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Q: COS X d) f(x)=3sin √√x³ -3x+2___ _e) ƒ(x)=! f) h(w) = 3 cos(tan w)

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Q: 2 sin-√3 = 0, [0°, 360°) 2

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Q: (ez²-1-7²) Sin³z

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Q: ∫0π/2[√(cos5t) sin5tdt] Hint: intergration by substitution

A: Rewrite the equation Apply substitution u=√(cos5t)

Q: i) Simplify sin(2sin-1x). ii) Show that sin 30 = 3 sin 0 – 4sin30. iii) By using the substitution 0…

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Q: Find all of the solutions of 2 sin? (x) – 3 sin (x) – 2 = 0 between -T and T

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Q: Exam 1 Review • Find the Indefinite Integral 1. a) √ x²√³x²=4 dx → == S (2seco)² √√(2sec @)²-9…

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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: Prove:  cos(π   + x)        2             =−sinx     Please write clearly thank you.

A: We have to prove that cosπ2+x=−sinx. Use formula cosA+B=cosAcosB−sinAsinB Here, A=π2 and B=x Hence,…

Q: sin cot-1 (2/20 CSC 2π 3

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Q: -1+3 cos 0 = 3V3 - 1

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