(k² – k) = O a. n? O b. n(n + 1)(2n + 1) O c. 6n + (n +1)(2n + 1) O d. (n + 1) O e. 플 (12-1) O f. 00 O g. (n + 2) (n² – 1)

Q: If the 3rd and 13th terms of an arithmetic sequence of numbers are 7 and 27, respectively, then the…

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

Q: do you have the rest of the answers

A: Solution: Given information: n= 8 Sample size x= 6.68 psi Sample mean s=0.75 psi  Sample standard…

Q: 1. Directions: Perform what is being asked. Write your answers on the spaces provided. 1. SJS…

A: (a) Obtain the value of correlation The value of correlation is obtained below as follows:

Q: Can I get the answer written more clear

A: Greenhouse gas emission level in 2020 = 56440 MTCDE

Q: 1+4+7+⋯+x=925. Find the value of x.

A:

Q: Find Alan's average for a specific course/subject if his professor grades the students based on…

A:

Q: I put 2 solution but I could be wrong

A: Number of solution is 2..

Q: Suppose that f(2) = -3, g(2) = 4, f'(2) = -2, and g'(2) = 7. Find h'(2). (a) h(x) = 5f(x) – 4g(x)…

A: Since you have asked multiple questions in a single request we would be answering only the first…

Q: can you show the table that you used

A: Given that, The sample size is, n = 45 The population mean is, μ=105 The population standard…

Q: Find the value of x 60 X, (3x - 40) (type an integer or decimal as your answer)

A:

Q: 2x+X+8=6+8

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: Use a calculator to find the value of the trigonometric function to four decimal places. tan 3.7…

A: a) tan(3.7)=0.624733075225   Answer(a): 0.6247

Q: What is 5x +6x =

A: We need to add

Q: The difference of a number and 6 is between 0 and 8 . Find all such numbers.

A:

Q: can you list the solution as  1 ,2 ,3 ,4 so i can understand and write the answers

A: can you list the solution as  1 ,2 ,3 ,4 so i can understand and write the answers

Q: How do I find the set of equations?

A:

Q: How would you describe your complete answer in APA

A: APA format is one of several different writing formats used for publications, papers, essays, and…

Q: 3x - 47 + 2x + 8 = 180

A: We have to find the value of x.                                         3x-47+2x+8=180

Q: don't the answer written in this format. Could you please draw and send a picture

A: Solution

Q: Which integers between 200 and 300 can be written as a sum of two squares? Explain why.

A: