Question 3: Solve the following two problems using the generalized d'Alambert formula: (Utt-Uxx = -2ecos (t), t> 0,x € (-00,00) x € (-00,00) (A) u(x,0) = cos (x) u₂(x,0) = 1 XE (-00,00) Utt-4uxx = x, t> 0, x € (-00,00) (B) u(x,0) = x x € (-00,00) . (u₂(x,0) = sin(x) XE (-CO, CO)

Q: 3 -4- -0- 4. 2.

A:

Q: 12 X-

A: The solution is given below

Q: 5(18)

A: To find5(18)

Q: 6.4 3

A:

Q: 4(2w-5) = 5w + 4 %3D

A:

Q: T. 9

A: Given: To determine: ST→ & tan∠S

Q: 5/14+1/6

A: 514+16=15+742

Q: 22n+1 3n+1 2.

A:

Q: 7,20

A:

Q: 619 d. 4 10

A:

Q: 3) 24 12

A: We can find the value of x as below

Q: 3/8+5/24

A: The given expression is 3/8 + 5/24.Simplify the given expression as follows.

Q: 2.)(-6)-(5(1-3)-6)-4+9)

A: The given equation is as  (-6)-(5((-3)-6)-(-4)+9)

Q: -7 3. Find (3-4) 5) 1 1

A:

Q: d 6

A: 5. In the given right triangle , the hypotenuse is 41 and the perpendicular length is 40. Apply the…

Q: 4.122

A: Given Information: a) Suppose each lot contains 10 items, you decide to sample 4 items per lot and…

Q: %3D 2. 416

A: See the details solution in below

Q: 11 –/7

A:

Q: 24

A: Solution : find length of side

Q: 14 and 16

A: “Since you have asked multiple questions, we will solve the first question for you. If you want any…

Q: 12 10 6. X%=

A:

Q: 9. x+8

A: For two intersecting chords , the  multiples of the lengths of the line segments on each chord are…

Q: 6 1/6 + 6

A:

Q: x² 12 2. 5. Co

A: Question: Values of x are given, we have to calculate the values of x2+2.

Q: 23 and 24

A: given,

Q: 3. 13-2

A: