1,469 Answered Questions for the topic Math Problem

03/24/16

how many dump truck loads?
A construction company has dump trucks that hold 10 cubic yards. If the company's workers dig a hole that os 8 feet deep, 20 feet wide, and 30 feet long, then how many dump truck loads will they... more
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03/24/16

Which carpet is more or less expensive?
The smiths will be carpeting a room in their house. in one store, they see a carpet they like that costs $35 per square yard. Another store has a similar carpet for #3.95 per square foot. Is this... more
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03/24/16

How can each pool be considered "deepest"?
Suppose there are 2 rectangular pools: One is 30 feet wide, 60 feet long, and 5 feet deep throughout, and the other is 40 feet wide, 50 feet long, and 4 feet deep throughout. Show that each pool... more
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Math Problem

03/24/16

You are an office manager and need to get the mail out by 3:00 P.M. each day
I am confused on this whole problem and I need help with an easier way to solve it.
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Math Problem Discrete Mathematics

03/24/16

please help wit the problem below
prove that for every n∈N, ∑k2=(n(n+1)(2n+1))/6. Prove using mathematical induction
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Math Problem

03/21/16

what is the value of x+7 when x=3
I need help with that question for my studying
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03/20/16

Substitution
3x+2y-z=1 2x+y-z=-2 2x-y-2z=4
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Math Problem

03/19/16

Of all people in one company, 25% work in a particular building. Of these, 12% have desk on the 14th floor.
Of all people in one company, 25% work in a particular building. Of these, 12% have desk on the 14th floor. What percentage of the people work in this building but do not have desks on the 14th floor? more
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03/18/16

Find the initial guess for this?
Find the initial guess for y"+y=xe^(x).   And show your work.
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03/18/16

What's the initial guess for y"-6y'+10y=-e^(3x)(6cosx+4sinx)?
Find the initial guess for y"-6y'+10y=-e^(3x)(6cosx+4sinx).
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Math Problem Math Math Question

03/16/16

math problem in description( riddle)
Brealand was given this riddle to find the password to her friends cellphone: It is a two digit number:( the sum of the digits are 11) when the number of digits are reversed , the value of Texas... more
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Math Problem

03/14/16

a ten-digit integer whose digits are all distinct. the number formed by the first n of them is divisible by n for each n from 1 to 10. what's the number?
Its a 10 digit number.
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Math Problem

03/13/16

X - 18 + (24 -3) = 72
please show how to solve
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Math Problem

03/12/16

Find the slope, y-intercept and equation (question below)
Find the slop, y-intercept and equation of the line represented in the table below   _________ l  x  l   y  l l -4  l  10 l l  -2 l  12 l l -6  l  30 l _________
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Math Problem

03/10/16

1. Use the first five terms of the exponential series of e^x and a calculator to approximate e^1.2 to the nearest hundredth.
I have no idea how to solve these problems, so steps would be helpful... The answer choices are the following for number 1... A) e^12= 1 + 1.2 + 1.44/2 + 1.728/6 + 2.0736/24 = 3.29 B) e^12= 1 + 1.2... more
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03/09/16

A farmer has 1300 feet of fence with which to fence a rectangular plot of land.
A farmer has 1300 feet of fence with which to fence a rectangular plot of land. The plot lies along a river so that only three sides need to be fenced. Estimate the largest area that can be fenced.
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Math Problem

03/08/16

which of the following are possible rational roots of the polynomial function
F(x)=3x2-3x+5  
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Math Problem Math Word Problem Math Help

03/07/16

Twice the difference of a number and 6 is 2?
 Please Help
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Math Problem

03/06/16

Math Problem
Find the inverse of the function f (x) =  4x - 5                                                          --------                                                           2x + 7
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Math Problem Math Word Problem

03/01/16

Question is below
Jason incorrectly simplified the expression: (4.7x102)x(6.2x104). Which step shows an error? Correct each step so that the expression is correctly simplified.   STEP 1: 4.7x6.2x102x104 STEP 2:... more
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Math Problem

03/01/16

question is below
The area of the Southern Ocean is about 7.7.85x106 square miles. The difference between the areas of the Indian Ocean and the Southern Ocean is about 1.865x107 square miles. Explain how to find the... more
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Math Problem

02/26/16

Math word problems
How many cords of wood could you fit in a room that is 4 yards long 4 yards wide and 2 yards high?
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Math Problem

02/25/16

indefinite integral of the sqrt((x+3)/(x+1))dx
it is a mathematical question needs an expert to be solved   
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Math Problem

02/25/16

Graphing question: If .030" = 51 and .040" = 49, How do I determine where 50 will land?
Length will be the y axis and the other numbers (51,49) is the hardness value for the x axis(measuring metal).  I am trying to make an Excel formula to figure this out.   I can plot this out on a... more
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Math Problem Math Help

02/24/16

A factory produces 200 articles a year. How many more articles will the factory produce in a year if labor productivity increases by 45 percent?
Please help me find the answer!
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