09/03/14

Landscaping a patio with DIAGONALLY placed tile and turf "groutlines"
1.  how many 2'x2' tiles and .5' turf sections will I need to complete a patio that is 76'x24' ?     Extra information:  There will be an area in the center 12'x10' that doesn't need any tile or... more
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09/03/14

cos^(-1) x + sin^(-1) x
cos^(-1) x + sin^(-1) x
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09/03/14

same question but using different data to see if i can get better results
a small candy store makes three types of party mixes. The first type contains 40% nonpareils and 60% peanut clusters, while the second type contains 40% peanut clusters and 60% chocolate-covered... more
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09/02/14

how many combinations in 61 flavors
how many soda combinations with 61 flavors of soda?
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09/02/14

This category is solving word problems with percent.
The number of industrial accidents this mouth fell to 961 accidents from 1197 accidents last month. Find the percent of decrease.  
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09/02/14

help me plz
|a|=11 |b|=23  |a-b|=30  |a+b|=?  
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09/01/14

After Bob added 15.2 gallons of water to a half-full bucket of water,the total volume of water in the bucket was 37.75 gallons.write an equation and solve for W
can some one help with this question
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09/01/14

by what number should 2 to the power of -1 should be multiplied to get the product as -6 to the power of -1
please answer this question as fast you can
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09/01/14

Height of a tree (angle of elevation)
Im trying to find the height of a tree and so far I have angle of elevation measured from a clinometer at: 155 degrees and a distance from the tree at: 4.2 metres. any help?
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08/31/14

please can someone answer this maths question?: k(l-m)=l(m-n) (make l the subject)
please can you show your workings thanks
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08/31/14

add x/x+2 + x^2 + 2x - 8
This is basic math tripping me up, but i think my brain is fried.  I multiplied the last three terms by x+2 to get rid of the fraction.  Is that right?
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08/29/14

What is the domain of a function with interval notation using y=-2x^2 +8x +4
This problem was given to me and I need an explanation please
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08/29/14

Given j(-2,5) and k(2,-3). Find the point p on jk such that 4* jp=pk
I would like to know how to solve it or a detailed answer so i cn use it to answer the rest of my questions.
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08/28/14

three different fraction between 2/3 and 3/4?
what is the three fraction between 2/3 and 3/4? three different fraction between 1/2 and 3/4?
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08/27/14

using the digits 2,0,1,and 4 using any math operations how can you make the answers 10, 11, 13, 20
You can use any math operations
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08/27/14

Neil and Sandy are cutting out circles as decorations. Sandy comments that the distance around a circle is always a rational number. True or False?
this is for algebra 2
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08/27/14

If you have compounded annual interest at 5%, but it only starts halfway through the year can it be calculated?
I want to know if it's possible to calculate interest that is compounded annually at a rate of 5% for an amount that began halfway through the year.  Is there a formula that determines the interest... more
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08/26/14

decimal to fraction
my problem is 806/28 I have 28.78571 as an answer ...but what I don't fully understand is how EXACTLY I can turn that into 28 11/14 I asked a question similar to this before but it was a repeating... more
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08/26/14

is the set of all negative numbers closed under the operation of multiplication
understanding of closure and on the multiplication rules for negative numbers
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08/26/14

3 knights each had their own page. The pages cant be left alone with another knight. Is there any way to cross everyone over the river without losing a page?
Many years ago, three knights waited to cross the river Neva. Each knight had his own page, so there were 6 people. The boat they had could only carry two. The knights were ferocious killers and... more
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08/26/14

integrate (x+3)/(4-x)^5
∫(x+3)/(4-x)5
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08/26/14

A bus driver wants to earn $3,500 per year in supplemental income from an inheritance of $40,000. If the driver invests $10,000 in a mutual fund paying 8%
A bus driver wants to earn $3,500 per year in supplemental income from an inheritance of $40,000.  If the driver invests $10,000 in a mutual fund paying 8%, what rate must he earn on the remainder... more
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08/26/14

quadratic equation
Let a,b and c be real number such that 4a+2b+c=0 and ab>0 then quadratic equation ax^2+bx+c=0 has  A. real roots B.complex roots C. purely imaginary D. only one root
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08/26/14

How to simplify (x^5)^-8x^-4
Going into College Prep Algebra 2 Junior Year...   How do you simplify (x5)-8x4 ?
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08/26/14

quadratic equation
If p,q,r are real numbers satisfying condition p+q+r=0 then roots of quadratic equation 3px^2+5qx+7r=0 are
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