The area of a rectangular piece of cardboard shown is 720 square inches. The cardboard is used to make an open box by cutting a 3-inch square from each corner and turning up the sides. If the box is to have a volume of 1224 cubic inches, find the dimensions of the cardboard that must be used.

Q: -y(0)-0, x(0) = 0, y (0) - em of differential equations can be e first order with the help of the…

A: Given as, x¨= y˙ -1 . , y¨=-x-2      u=x˙ and v=y˙       u˙=x¨  v˙=y¨

Q: Can you show the steps you did to get to the result?

A: By using synthetic division to divide the polynomial x4+3-hx3-2hx2-2h2x+h3 by the polynomial x-h.

Q: Can you help me with Practice Problem, Thank you.

A:

Q: I need help solving for parts a-c

A: The data is paired when the data is generated using the same subjects at two different conditions.…

Q: I need more help on this

A: Given information: μ=151000σ=35000 n=77

Q: Can you solve part D and E as well.

A: We have to state whether d, e are true or false with justification.

Q: Can you help me with Practice Problem, Thank you.

A: To find the values of a and b for which the line 2x + y = b is tangent to the parabola y = ax2 when…

Q: Can you help me with Practice Problem, Thank you.

A: Step 1:

Q: Answer this problem correctly

A:

Q: What are the steps to solving this problem?

A: COst function C(x) = 0.001x3+0.2x2+38x+250where x = no. of items producedNow, if x = 30 then C(x) =…

Q: can you solve g, h, and j too please?

A: Part g)  We need to find the partition numbers of f''x To find partition numbers equate second…

Q: Thank you.  I had some trouble understanding some of your writing and it would have been more…

A: Please find the explanation below. Thank you

Q: 25. For y = f(x) = x2 - 3, x = 5, and Ax = 0.1, find Ay and f'(x) Ax. %3D

A: Given: fx=x2-3 ,x=5 and ∆x=0.1

Q: I don't understand this writing. Can someone else redo the problem? Thanks!

A:

Q: Can you help with this practice problem

A:

Q: I'm having trouble with this but can I get a and b for this problem thank you!

A: n1=80, x1=64 n2=60, x2=39 X: people got sick 1: Ate fish 2: Did not eat fish

Q: Can you write it properly? It is not understandable.

A:

Q: not using excel can this problem be solved?

A: The mean is $31,000, standard deviation is $3000.

Q: Can you help me with Practice Problem, Thank you.

A: Step 1: Step 2: Step 3: Step 4:

Q: How could I complete a problem like this without using excel?

A: Given that We have to find z score that divide a normal distribution The middle 25% from the 75% in…

Q: Can you help me with Practice Problem, Thank you.

A:

Q: can you break it down into a simpler example

A: The following is the original question: give an example of one equation that satifies all of the…

Q: I am not sure how to even go about solving this.

A: The following is the formulae to calculate Weighted Average (W)…

Q: please answer part d as well. i dont see the solution anywhere here.

A: According to the given information in this question We need to answer part d

Q: can you work it out step by step

A:

Q: Can you explain the second question/step 2 more clearly? I'm having trouble following what to do.

A: We have to find the values at which x2 + y2 = 8 passes the vertical line test.

Q: Can you explain why you used the certain equations?

A: The solution given by an Expert is correct

Q: Hello sir or madam, the answer is not going through. I tried to work it, but im not able to solve…

A:

Q: Please I need help with solution D

A: The random sample of size, The null and alternative hypotheses are:The test statistic is, Note:- The…

Q: Can you explan it better?  I do not understand.

A: A repeated - measures and an independent - measures study both produce a t statistic with df=20. How…

Q: part D, E and F

A: From part-b the eigen values are So, the algebraic multiplicity for 1+2i is 1.And the algebraic…