2. Consider a spring-mass system where x describes the position of a mass at any time t. Which of the following differential equations describes a forced, damped oscillation? A. 10. + 5.5x = 12cos(15t) dt2 B. 2.5x" + 2.5x = 4.5sin(t) de + dt -7sin(3x) C.3 dt2 D. 2x" + 4.5x' + 2x = 2.5cos(5t)

Q: Please give me the answer again.

A:

Q: Can you help me on #29.

A: Given:

Q: W 4. A cell phone company claims that the average time a person spends on their phone is 12.8 hours…

A: Let μ denote the population mean and x⎯⎯ denotes the sample mean. Then, μ=12.8 and x⎯⎯=12.2 Let n be…

Q: Please answer the wrong answer and show the work.

A:

Q: 6. Two right triangles ACBA and AWXY are similar. AC=5, AB=6, BC=V61. Label the name of the second…

A:

Q: Find (i) the characteristic equation and (ii) the eigenvalues and corresponding - 3 5 eigenvectors…

A: Since you have posted multiple questions, we answered the first question for you. If you want any…

Q: filex?.2/ 12x²-2

A: We have to evaluate the value of

Q: 7) Find mzVUT if MVUM =21x-3, M2VUT-35x-4, and MMUT= 69°. A) 5 C) 107 B) 10 D) 171

A: Since there are multiple questions present and you have not specified which question to answer,…

Q: Statements 1. = -2 x+7 %3D 3 2. x + 7 = -6 3. x = -13

A:

Q: Please have someone else check if this answer is right

A: The area of the washer is equal to the area of the outer disk minus the area of the inner disk.…

Q: Please answer all.

A:

Q: I need help with this

A:

Q: can i please see it written out?

A: Solution

Q: please explain  and show all parts

A: “Since you have posted a question with multiple sub-parts, we will solve the first three subparts…

Q: Please help lol

A: b) c)

Q: A random sample of n measurements was selected from a population with unknown mean μ and standard…

A: As per the Bartleby guildlines we have to solve first three subparts and rest can be reposted...…

Q: need help with j

A: Given data:   United states C1 Canada C2 Mexico C3 Total Automobiles V1 112,961 22410 11239…