The f sec$30 sin 30 d0 is {A} sec*30 + C 12 {C}-cos*30 + C {D}cos 30 + C 12 {B} sec 30 + C 18 18

Q: What do you mean by cofactor and also define the same?

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Q: X 64° y 8

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Q: tan(tan3x)dx Evaluate: cos-3x -In |sec (tan3x)| + C (B ® - in [cos(tan3x)| + C © - sin( tan3x)| + c…

A: We need to evaluate the following integral I = ∫tantan3xcos23xdx…

Q: Sin X = 20 16 12

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Q: Evaluate /(sin x)² (sec x)-3 dx. Select one: a. sin x – cos x + C - b. csc x + cos x + C C. None of…

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Q: The expression sinx 1–cosx Select one: O a. (sinx)(1-cosx), x # 2n π, nel b. C. is equivalent to…

A: Here we have to find the equivalent expression of the given one.

Q: Evaluate: 2sin(3i)cos(3i)

A: Given  2sin(3i)cos(3i) To solve we use following properties: 2sin(θ)cos(θ) = sin(2θ) sin(iθ) =…

Q: (cos x +i sin a)" = cos nx +i sin na -1)

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Q: Express the product sin 7x cos 3x as a sum or difference.

A: Given information: The given expression is sin7xcos3x. Concept used: 2sinAsinB=sinA+B+sinA-B…

Q: (7cosx-sinx)2 + (cosx+7sinx)2 = 50 Verify the identity.

A: Given,

Q: 22. Ans. see a B The expression tan (A) 4 (B) 6 (C) S (D) 10 (C, D) sec* B tan² a (wherever defined)…

A: It is given that: sec2 π9+sec2 2π9+sec2 4π9=S ∑k=189cos6k0=ab where a and bhave no common factor…

Q: a. f sinx cosx √1+cos2x dx x√x x³+1 dx b. f*¹+¹ dx c. f x²

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Q: Write sin 5x cos 9x as a sum or difference. Express your answer with even/odd properties applied.

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Q: (2sec x-1)dx is 1s O a. - 2 tan x+ c O b. - 2 sec x-x+c C. - 2 tan x-x+c O d. 2 tan x-x+c

A: Given: ∫(2sec2x-1) dx

Q: Simplify cos²(4y) - sin²(4y)

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Q: (sin20 - 2pcos)d0 = 2dp

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