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Q: Evaluate the expression a+b a+b when a=23a=23 and b=45b=45. Write in simplest form

A: # the expressions are printed twice , taking them once given a=23 and b=45 The value of a+b is as…

Q: a) 2 cos x - √√3 = 0

A: a) The general solution of  cosx=cosα  is  x=2nπ±α    where , nϵZ  in given question, 2cosx-√3= 0…

Q: er j70 a) sin(70) = 7(e+e °) b) cos(70) 2 con ej +e j0 c) cos(0 + ø) = te jø 2 (ej0 te j°) (ej®+e…

A: Use exponential form of sine and cosine

Q: Evaluate Jsinudu, a, cos u+c b. cos u c. -cos u + c

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Q: 3. Prove that sinOtcos=1.

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Q: u + (1+ сos u) = 0

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Q: 1. Find the general solution to the system y' = Ay, where A is equal to: 4 0 1 -3 b) 3 1 81 -1 0 -1

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Q: Find :L[cos h 5t sin 2t ] 25 2 [(s² – 25)( s² + 4). (s - 5)? +4 O A.) О в) 1 1 1 (s - 5)? +4 (s +…

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Q: Linda planned to spend 9 hours practicing piano his week. By Tuesday, she had spent 2 1/2 hours…

A: Introduction: A fraction represents a portion of a total. This entire area can be considered a…

Q: Evaluate L{3 cos 2t} 3s S а) s2 + 4 b) s2 c) s2 + 4 d) s² + 4 4 a O d

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Q: 3Tt ) Determine; [cos (4t +) 4

A: solution given below..

Q: sin 0 If 1+cos 0 x2 x2, then tan 2 - a) b) 4 c) x2 + 1 d) x2 |3| 2.

A: Given,  sin θ1+cos θ=x2 To determine tanθ2

Q: Q5: Find: a) £[3-5e²t + 4 sin t - 7 cos 3t] b) C- 3.s s²+16 5 s² +

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Q: | a 0.24) tan(sin-1x) = b) c) =x d) 1 - x2 3

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Q: 4. Find the domain aud of the following tenctions; a)1 cos(x-) -メ+ パーイ イー+an×

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Q: 3) Show that 1 + cot Pe=csc²e. CSC

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Q: I co cos (In x) dr

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Q: 12 9. If sin x = and cos y = -13, where 0≤x≤ and ≤ y ≤n, find the following 13 a) tan(x + y) b)…

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Q: Q1: find dx of the following statement: a) y = cos? sec

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Q: Please help me answer the question. Thanks!

A: Given,

Q: 7) 3sin²x - cos²x = 0

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Q: Show that cos + i) =:IG + e) + iv3 - e) 4

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Q: Show that n. In(cos 2k+2) = - In (2"+ sin 2n+2). k=0 Hint: sin 20 = 2 sin 0 cos 0.

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Q: Find / |sin Z| ?

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Q: sinrdr In(cosr – 3) | cosr -3 A cosr – 3 B In (cosr – 3) In (cosr – 3) cosr – 3 D sinr E) None

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Q: Show that sin , +sin ¤, = 2 cos[;(4, – Þ,)]sin[;(P, +Ð,)]

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Q: a) 2 sin n² √n

A: Let the given sequence is denoted by (an)

Q: The answer of integ ra Ssinzx cos3% dX

A: We have to evaluate the given integral.

Q: 4. Let 0 ‡ b, c E Rn and define A = be E Rnxn. Show that (a) R(A) = span{b}, (b) N(A) = {x ≤ R" |…

A: (a) We are given that A = bcT                    where, c ∈ Rn     So, R(A) = { Ax : x ∈ Rn×1 }…

Q: 7) (*x* cos xdx frese" – nde 8) xcsc 4

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Q: Ys l.2 Sin(o+꽃)

A: r=1-2sin2(θ+π3)