+00 4+ cos² n 1. 3n – Vn n=1

Q: 27 0 do 2+cos O

A:

Q: Σ COS n=1 пп 2

A: Given that the series is

Q: How many solutions are there in the interval x E -3T 2 for the equation V3 cos 2x 2 8.

A:

Q: 2/3 sin =3 Which of the following are all possible solutions? ( 2n' O A. only 3 I 4x O B. 3' 3 2n 4x…

A:

Q: Q4 Mode df Jx X= 26 How? -0.90623 sin(1-13x)=0 ㅗ 20.5772 V3

A:

Q: 15.5 (x – 22)° + 6 – 0.3 cos(1.2x + 1.3) + 5 ) dæ - - 10.6

A:

Q: n all yER Fim a powes cypnesentation for sehjes growes Y?cos (2x) 4 thn by dfferemtiatinn suow unt…

A: We have to show that the sum of given series.

Q: 11 a2 uis- こん 3. t cos X = 5 + CoS 20

A:

Q: g² sin(20)d0

A: According to power rule of integration .

Q: Find L-1 {In (1 + s²) }

A:

Q: cos(3rk) In k 5k k 1

A:

Q: 4 L-1 s3 + 4s (A) [1 – cos 2t] (B) [1 – cos 2t] (C) [1 – sin 2t] (D) 1– cos 2t (E) [1+ cos 2t]

A: Given L-14s3+4s

Q: One approach to evaluating 2 cos (2x)dx is to first rewrite it as cos(4x) + 1 dx а. cos(2x) – 1 dx…

A: This is the question of integration.

Q: why does 1/2[cos(2+n)(-pi/2)/(2+n)]=0

A: The given expression is 12cos(2+n)-pi22+ n.

Q: - + -1 F 3bs? 2 CS3 ·+· 454

A:

Q: Find the smallest positive solution of cos x = eX; x0 = 1 by iteration.

A:

Q: Using the substitution u = cos(2x), S sin (2x) cos (2x) dx %3D

A: The given integral is ∫sin52xcos32xdx.

Q: Solve y" – 9y = (x² + 5) cos x. Use the superposition approach.

A: y"-9y=(x2+5)cosx      ...(1)the auxillary equation of the differential equation m2-9=0⇒m=±3…

Q: 32. a. b. f cos(4sinx - 1) cos(2sinx + 8) cosx dx is sin(6sinx + 7) − sin(−2sinx + 9) + C 1 1 12. 1…

A:

Q: Find the solution for L{e-3t(cos(5t) – sin(5t)}. Find the solution for L-1{E + 10}.

A:

Q: Find the value of a and b if. a=2&b=9 >ite} sho= &b=3 ܂ 0 " 3 (s+a) +b &b=3 a=-&b=9

A:

Q: Solve (sin x − 1) {cos x - 1) = A. B. τι 5τ t/m 10 ENO 3 2 3 =0 where 0≤x≤ 2. C. D. 5T 3 nn Sn t/m…

A:

Q: 2 2 (5 cos? r* sin 0 drdodo: Tame 0 01

A:

Q: 2 cos x – 1 dx = ? X

A: In this question we used the expansion of function and evaluate the integral

Q: Evaluate L{3e cos 10r cos 41. S+1 s+1 A. 2 (s+1) +16 (s+1) +100 S-1 S-1 B. 2 (s-1) +16 (s – 1) + 100…

A:

Q: a 0.9062 Cos (1-√3x) dx = 1/2/2 : -0-1 a=0.5968

A:

Q: 5. Evaluate the following: a. L{4t³+12t² - 5} b. L{3e³t+2 cos 4t} C. L-1S-3 L-1 (s² +9)

A:

Q: Find the value of k if 1 х cos(3x) dx 1 3* x sin(3x) + — сos (3x) + C. k

A: .1. ʃ (u.v)dx= u ʃv.dx - ʃ(d/dx(u) . ʃv.dx)dx       Where u and v are function of x 2. ʃ sin(ax) dx=…

Q: If k = 0, then cosh(kx) Scosnlax) ax = sinnk) + C Select one: O True O False

A: Do the integration using concept of hyperbolic function.