Find the interval on which the graph of (x 3in(x+1 is concave upward.

Q: A couple visited the restaurant and selected a table with 6 chairs, tell in how many ways a couple…

A: The number of ways a couple (two people) ca arrange themselves into six chairs is given by :…

Q: 3Cant understand this, please  Write on paper and write the question too so I can print

A:

Q: Please show steps thank you

A: 1) Here, we have R(x)=0.1x3+0.2x2 The rate of change of revenue with respect to x…

Q: What is the final answer here. Please write the letter.

A:

Q: Can you do steps 4,5 and 6?

A:

Q: I do not understand the format of your answer. Please answer in a different format

A: Given: The series is ∑n=1∞ncos nπ2n. To determine: Test for convergence. Test used:  Leibnitz's test…

Q: r the questions. I just need each question answered

A: Temperature (oC) Corrosion (mm/yr.) 26.6 1.58 26 1.45 27.4 1.13 21.7 0.96 14.9 0.99 11.3…

Q: what should I write as the final answer

A: Let's solve given diffrential equation.

Q: Find projvu if scalvu = -2 and v = ⟨2, -1, -2⟩.

A: Consider the given vector.u=-2 and v=<2,-1,-2>.The projection is defined as,Projection of…

Q: can cli

A: Given: Climbing of 10 steps with 1 or 2 step at a time

Q: Which of the following is a cyclic rosette pattern? Amilit

A:

Q: Find the number of ways to arrange the letters in REVERENCE. There are ways to arrange the letters…

A: given data  word : REVERENCE   number of ways to arrange letter of reverence = ?

Q: This was not the correct answer, could you please try again and get back to me?

A:

Q: (a) Express the assumption that " the rate of change of the volume of water, V, is proportional to…

A: Hey, since there are multiple questions posted, we will answer first question. If you want any…

Q: translate this into mathematical symbol. Sum of two number is 1208

A: +( symbol) Addition sign= + , example; 3 + 5 = 8Logical OR symbol=or= ¬(A + B) = ¬A * ¬

Q: You want to enlarge some photos for your studio. You need to enlarge a photo that is 8 inches by 11…

A:

Q: I need answer for the second question pl

A: s = 10 old reliability = probability of passing = 0.66 The confidence Interval is given as: CI =…

Q: can you do part 2 of the question and part 3

A: (ii) The Principal Component Analysis (PCA) is greatly affected by the Spectral Theorem. A…

Q: Can you please answer 6 and 10 and show Word please ?

A: Given below the detailed solution

Q: Determine whether the statement makes sense or does not make sense, and explain your reasoning. I…

A: I just finished reading a book that contained approximately 1.04 x 105 words.

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: Can you explain this again. The handwriting is not clear.Thank you

A: Order of element is the least positive integer satisfying an=e

Q: i have to explain each answer. can you help me understand each answer?

A:

Q: Can you check and make sure this is correct? If not show me the answer and how it was done please

A: To find the correct option

Q: A student needs a 90 average to receive an A in his math class. On the first 4 tests he scored 75,…

A: we have to find grade..

Q: a two digit number is four times the and three times the prsuc t of its digits ,find the number

A: Given, a two digit number is four times the sum and three times the product of its digit. We have to…

Q: Three people get on an elevator in a large office building. Robert rides it -6 floors. • Jane rides…

A: Given that Robert rides the elevator -6 floors, Jane rides the elevator 5 floors and Terrell rides…

Q: When I checked it says the answer is

A: The solution is given below :

Matrices

‘Matrices’ is the plural form of the word matrix, and it is basically a spreadsheet in the form of a box. In mathematics, various functions can be carried out with matrices. Generally, a matrix comes in the shape of a square or rectangle. The elements are distributed horizontally in the form of rows, and vertically in the form of columns.