59,605 Answered Questions for the topic Math

Math

07/14/24

My son need help with this maths
You are loading a rental truck with 78-pound boxes and have 60 boxes to load. If the empty truck weighs 8840 pounds, then the equation W=78b+8840 gives the total weight of the truck if it is... more
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Math

07/13/24

THE PEMBAS definition and interpretation for the rule
Hello,First of all I must to admit that apparently and recently disputed topic is the subject to Mandela's effect claim and it relates to correct interpretation of THE PEMDAS rule definition.Now,... more
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Math

07/12/24

ow can I improve my understanding of calculus concepts to perform better in my college-level math course?
How can I improve my understanding of calculus concepts to perform better in my college-level math course? Are there specific study techniques or resources that can help, and can a tutor from... more
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Math

07/10/24

Need Help Mathswatch Question!
Mr and Mrs Smith Buy tickets for them and their four children, the cost of an adult ticket costs £6 more than the cost of a child's ticket. The total cost of all six ticket's is £40.50, how much... more
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Math

07/09/24

Ethan correctly answers 80% of the total questions on his history test. He correctly answers 32 questions. What was the number of questions on Ethan’s history test?
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Math

07/08/24

Compound interest
Mr. and Mrs. Wright hope to send their son to college in twelve years. How much money should they invest now at an interest rate of 9.5% per year, compounded continuously, in order to be able to... more
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Math

07/07/24

The width of a rectangle is 2 less than twice its length. If the area of the rectangle is 51 cm , what is the length of the diagonal?
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Math

07/07/24

How much water do I add?
If I use five scoops of powdered Gatorade in 1 gallon of water, how much water would I use if I only have three scoops of Gatorade powder?
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07/07/24

Expressing in polar form
How can I express -1- i√(3) in polar form that is z = r(cos θ + i sin θ) ?
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Math

07/06/24

fuel efficiency word problem help needed
A family has two cars. The first car had a fuel efficiency of 35 miles per gallon of gas and the second has a fuel efficiency of 20 miles per gallon of gas. During one week, the two cars went a... more
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Math

07/06/24

Distribution and hypothesis testing

Briefly explain one real life application on each of the following. You may refer to any organization that you are working with or are familiar with. The application that you are explaining can be... more
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07/05/24

Finding the stationary points of a given function
If given f(x) = x3ex,a) How can I find coordinates of the stationary point(s) of f(x)b) How can I determine the nature of the stationary point of f(x).c) On what interval is the function f(x)... more
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07/05/24

Proving u and v is perpendicular to the sum of 2u and v
Suppose u and v are such that the sum of u and v is perpendicular to u. If |v| =√(2)|u|, how can I prove that v is perpendicular to the sum of u and v .
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07/05/24

Stationary points of a given function
If given f(x) = x3e3,a) How can I find coordinates of the stationary point(s) of f(x)b) How can I determine the nature of the stationary point of f(x).c) On what interval is the function f(x)... more
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07/05/24

Finding the condition that m and c satisfy with a given circle
How can I find the condition that m and c satisfy if y = mx + c touches the circle x2 + y2 - 2ax = 0
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07/05/24

Using De Moivre's theorem to prove Trigonemtric Identity
How can I use De Moivre's Theorem to prove,sin 3θ = 3 cos2 θ sin θ - sin3 θ = 3 sin θ - 4 sin3 θ ?
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Math

07/04/24

What is a Prime Number?
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Math

07/03/24

24 equal points on the circumference.
I have a round flat wooden bottom with 9.5" diameter and I need to cut 24 "pickets" to fasten to the rim - it will look like a bowl when finished. How do I lay it out with a ruler making 24 flat... more
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Math

07/02/24

Solve the following inequality:
2/x-2≤x-1Please explain in a detailed step-by-step process, I am very lost. Thank You.
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Math

07/02/24

Pre-Calculus Question Need HELP
A short-wave radio antenna is supported by two guy wires, 120 ft and 145 ft long. Each wire is attached to the top of the antenna and anchored to the ground at two anchor points on opposite sides... more
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Math

07/01/24

A train traveled 1/8 of the distance between two cities in 1/4 of an hour. How long does it take the train to travel b etwee two cities?
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Math

06/30/24

Find dimensions of a box, given the surface areas of its sides
The top of a rectangular box has an area of 108 square centimeters, the sides have areas of 96 square centimeters and 72 square centimeters. What are the dimensions of the box? (reposted question... more
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Math

06/29/24

I am not getting any responses for messaging nor do I see what I sent.
I have messaged three tutors from their profile. However, I have not received any messages back. When I go to the message center or messaging, there is nothing there. Is there a support group or... more
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Math

06/28/24

Given that (7,-6) is on the graph of f(x), find the corresponding point for the function f(x+2).
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Math Calculus

06/27/24

Find the volume of the solid obtained by the revolving the region bounded by the graphs of the functions y = e^x, x = 2, x = 8, y = 0 about the x-axis. Draw a picture to illustrate the computation.
Show all work.
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