Tuesday

March 3, 2015

March 3, 2015

Total # Posts: 268

**math**

What is the value of the underline digit 6 in 4,600,028
*August 31, 2011*

**4th grade math**

what is the value of the underline digit 6.... 4,600,028
*August 30, 2011*

**physics**

true or false only animals undergo respiration
*May 16, 2011*

**chem**

which of these are strong electrolytes, weak electrolytes and non electrolytes. H2SO4 FeCl2 HClO AgCl I put AgCl as a non H2So4 and HCl as strong FeCl2 as weak but the computer told me my answer is wrong Can some one help please?
*May 8, 2011*

**Chemistry**

100 grams of glucose is mixed with 500 grams of water. 10 grams of yeast is then added to the mixture. If the reaction goes to completion, what is the mass of ethanol in the final mixture?
*April 28, 2011*

**com**

Is the below paragraph and evaluation? Hockenbury and Hockenbury present important information and raise some interesting questions about how daily hassles affect our lives. In a few paragraphs, they present a great deal of information on the subject of daily hassles — ...
*April 20, 2011*

**College Help**

I am a Sophomore in High School. I have a GPA of 3.3 currently, (it's very bad) with no AP classes taken until Junior and Senior year. What are my chances of getting into UC Irvine? That's the school I really want to get into!
*April 16, 2011*

**Com**

Could you please tell me if the first sentence in each paragraph are topic sentences. The higher the interest rate of credit cards, mortgage or vehicles, the less cash we have in our pockets. When the interest rate of savings is higher that means more money in your pocket. If ...
*April 12, 2011*

**Math**

Just to clarify, 18/2= 9 therefore its in position 9 and 10? then add up and divided by two again? This is only for an even number of data right?
*April 5, 2011*

**Math**

The following data represent what 18 people said when they were asked to estimate the crowd at a public gathering: 325 450 500 500 550 575 575 600 600 650 650 700 700 700 725 750 800 900 State the mean, mode, median Mean: 325+450+500+500+550+575+575+600+ 600+650+650+700+700+...
*April 5, 2011*

**Math**

Two similar triangles. 1) 5.8m, 5m long,3m high 2)?m, 28m long, 16.8m high. Find the length of VR, the direct distance of the river, to the nearest tenth.
*April 3, 2011*

**Math**

Find the length of VR, the direct distance across the river, to the nearest tenth.
*April 3, 2011*

**religion**

The Middle East is the spiritual homeland for all of the following world religions EXCEPT
*April 2, 2011*

**7th gr. Algebra **

what is the meaning of a relative frequency of 1?
*March 22, 2011*

**Physics**

A car moves with a speed v on a horizontal circular highway turn of radius is R = 100. Assume the height of the car’s center of mass above the ground is h = 1 m, and the separation between its inner and outer wheels (car's width) is w = 2 m. The car does not skid (...
*March 20, 2011*

**algebra**

Which of the following are liner? Explain a) y + -2/3x b) y=1/x c) y=x(to the second power)+8x+15
*March 17, 2011*

**geometry**

a block prism has a volume of 36 cubic units, what is the least and greatest surface area it could have
*March 2, 2011*

**Math - Calculus**

Show that the equation x^3-15x+c=0 has at most one root in the interval [-2,2].
*February 28, 2011*

**Math - Calculus**

Show that the equation x^3-15x+c=0 has at most one root in the interval [-2,2]. Perhaps Rolle's Theorem, Mean Value Theorem, or Intermediate Value Theorem hold clues? ...Other than simply using my TI-84, I have no idea how to accomplish this.
*February 28, 2011*

**Math - Calculus**

Show that the equation x^3-15x+c=0 has at most one root in the interval [-2,2]. Perhaps Rolle's Theorem, Mean Value Theorem, or Intermediate Value Theorem hold clues? ...Other than simply using my TI-84, I have no idea how to accomplish this.
*February 28, 2011*

**Physics Craziness**

A big olive (m = 0.40 kg) lies at the origin of an xy coordinate system, and a big Brazil nut (M = 1.2 kg) lies at the point (1.0,2.0) m. At t = 0, a force o = (2.0 + 3.0) N begins to act on the olive, and a force n = (-3.0 - 2.0) N begins to act on the nut. In unit-vector ...
*February 28, 2011*

**Physics**

so for part b: d*sin(theta)=m*λ when you plug in the d from part a and λ and 90 degree for theta(maximum theta). you get m=6.8. This is for one side of the slit. You must subtract the missing fringes, 4 th one. you get m=5. m=10 for both side of the screen and add ...
*February 28, 2011*

**Physics**

A 91 kg man lying on a surface of negligible friction shoves a 75 g stone away from himself, giving it a speed of 4.0 m/s. What speed does the man acquire as a result?
*February 26, 2011*

**Physics**

Left over from the big-bang beginning of the universe, tiny black holes might still wander through the universe. If one with a mass of 3.5 1011 kg (and a radius of only 1.0 10-14 m) reached Earth, at what distance from your head would its gravitational pull on you match that ...
*February 19, 2011*

**Basic Math**

what is 5/30 + 3/40 + 1/8
*February 14, 2011*

**math**

Olivia picked 2.5 kilograms of cherries. She divided the cherries evenly among 10 small baskets. How much did each basket hold?
*February 10, 2011*

**spelling**

Can I replace the word to with from in the following sentence: Laura often lost her homework on the way to school.
*January 26, 2011*

**Physics- Angular Momentum**

Hi Miki! I think we are taking the same physics class... I'd like to possibly share insights about the material and possibly help each other out in a mutually beneficial way. If you are interested, shoot me an email at William dot Cordoba at yaho dot com Thanks William
*December 28, 2010*

**math**

What two numbers have a product of 3.6 and a sum of 3.8?
*December 13, 2010*

**Spanish**

Need ten names of famous men and women who are of spanish descent
*December 11, 2010*

**chemistry**

how many grams of Na2CO3 must be dissolved into 155 g of water to create a solution with the molality of 8.20 mol/kg?
*December 6, 2010*

**calc2**

A manufacturer sells two products, one at a price of $3000 a unit and the other at a price of $12000 a unit. A quantity q1 of the first product and q2 of the second product are sold at a total cost of $5000 to the manufacturer. Express the manufacturer's profit, as a ...
*December 1, 2010*

**6TH GRADE MATH**

Repost perimeter is 30 and area 36
*November 29, 2010*

**Math 6th grade**

What is the answer the perimeter is 30 and the area is 3??
*November 29, 2010*

**physics help**

An auto race is held on a circular track. A car completes one lap in a time of 16.9 s, with an average tangential speed of 48.1 m/s. Find the following (a) the average angular speed (b) the radius of the track i found part a which was .3716 but need help with part b please
*November 19, 2010*

**help me physics**

The femur is a bone in the leg whose minium cross-sectional area is about 3.60 E-4 m2. A compressional force in excess of 6.90 E4 N will fracture this bone. (a) Find the maximum stress that this bone can withstand. 1 N/m2 (b) What is the strain that exists under a maximum-...
*November 16, 2010*

**algebra**

.identify what each leters represents. the perimeter of a rectangle is twice its length plus twice its width
*November 9, 2010*

**algebra**

.identify what each leters represents
*November 9, 2010*

**algebra**

if y = x-19, what is the value of x when y=34?
*November 9, 2010*

**lakewood park**

the rule for input output table divide m by 3 what is m
*November 8, 2010*

**chemistry**

How do you calculate the energy released when 1 mole of ethanol, C2H5OH, is burned?
*November 7, 2010*

**Science**

How much would a 75 kg man weigh due to the effect of gravity?
*November 4, 2010*

**sculpture**

Look at their shape, their both stacked and they look like a touch could just make it collapse.
*October 28, 2010*

**alegrba 2**

R(p)=-2.5p^2+600p
*October 19, 2010*

**arithmetic**

Two arithmetic progression have thd same first and last terms.the first arithmetic progression has 21 terms with a common difference of 9.How many terms has the other arithmetic progression if its common difference is 4?working and answer.thans
*October 14, 2010*

**3rd grade math (array)**

rock bands often stack their speakers in an array. one teen band has 24 speakers. they stack them at least 2 high, but no taller than 8 high. what are all different arrays they can make?
*October 7, 2010*

**Answer Check Please**

Andy and William work together to build a toy house. It will take William 5 hours and Andy 4 hours, or William 10 hours and Andy 2 hours to finish their work. If William works alone, how many hours will it take to finish his work? I say 15 is the answer.
*September 30, 2010*

**Accounting please help in homework**

The overall (weighted average) cost of capital is composed of a weighted average of : a)The cost of common equity and the cost of debt b)The cost of common equity and the cost of preferred stock c)The cost of preferred stock and the cost of debt d)The cost of common equity, ...
*August 5, 2010*

**Accounting please help in homework**

Question No: 1 Mr. A, as a financial consultant, has prepared a feasibility report of a project for XYZ Company that the company is planning to undertake. He has suggested that the project is feasible. The consultancy fee paid to Mr. A will be considered as: a)Sunk cost b)...
*August 5, 2010*

**Math**

The digits of a two-digit number are reversed. When both these two-digit numbers are added, the result is 88, and when subtracted, the result is 54. The original two-digit number contains which of the following digits? 2 3 5 7
*July 27, 2010*

**sum**

The sum of the first X consecutive even numbers is 930. Find X.
*July 22, 2010*

**adult education**

What routes were utilized for romantrade with china?
*July 16, 2010*

**Math**

A weighted coin has the property that the Heads comes up 60 percent of the time. On two flips of the coin, is it more likely that the outcomes from the two flips are the same, or the outcomes from the two flips are different?
*July 15, 2010*

**English 101**

b,a,b,b,a,c,a,b,c,a,a,b
*June 30, 2010*

**economics**

i have some questions please help Transportation equipment that was purchased in 2004 for $200,000 must be replaced at the end of 2009. what is the estimated cost of the replacement, based on, the following equipment cost index: Year INDEX YEAR INDEX 2004 223 2007 257 2005 238...
*June 3, 2010*

**math**

please help ..
*May 16, 2010*

**math**

hi if i wanna find the Maclaurin series from another existing series by integrating that series , do i need to include the constant of integration ?? Thanks
*May 16, 2010*

**series **

hi, could any one explain how to find the interval of convergence of ln(1+x) series ? thanks
*May 2, 2010*

**improper integral**

can any one explain how to evaluate this improper integral i.e. the function is not continuous at 0 neither at inf integration of [(e^(-sqrt(t)))/sqrt(t)]dt from 0 to infinity the integration part is easy but i want only how to evaluate it thanks
*May 2, 2010*

**math**

yeah the integration is right but I was meaning that the integral is improper i.e. the function is not continuous at 0 neither at inf so how could we evaluate the integration? thanks for ur reply
*April 30, 2010*

**math**

can any one explain why this integral diverges ? integration of [(e^(-sqrt(t)))/sqrt(t)]dt from 0 to infinity thanks
*April 30, 2010*

**physics**

Two disks are mounted (like a merry-go-round) on low-friction bearings on the same axle and can be brought together so that they couple and rotate as one unit. The first disk, with rotational inertia 3.30 kg·m2 about its central axis, is set spinning counterclockwise at...
*April 18, 2010*

**science**

Lily walked 2 blocks east, then 1 block south. How would you determine her total displacement?
*April 7, 2010*

**germs**

i nedd pics of common germs
*February 18, 2010*

**Intermediate Accounting **

need help
*February 7, 2010*

**Intermediate Accounting **

debit to deferred tax asset
*February 7, 2010*

**Math**

Instructions: Use point - slope form of each equation to identify a point the line passes through and slope of the line. Problem: y-2=3/4(x+9)
*February 4, 2010*

**English 101**

1 is not 2 is
*January 28, 2010*

**College chemistry**

55.078
*January 18, 2010*

**Language Arts**

Do you need any virutes about Andrew Clements (author for Frindle) If so, tell why for each.
*January 5, 2010*

**world history**

it brought the french together with the native americans in what is now canada. the native americans would trade them bever furs for thinks such as livestock. they bever furs were special because they are water resistant.
*January 1, 2010*

**Triginometrry**

Thank you so much!
*January 1, 2010*

**Triginometrry**

please help this is due Monday!
*January 1, 2010*

**Triginometrry**

Solve an equation 8x^3+4x^2-18x-9=0 algebraically for all values of x.
*January 1, 2010*

**Triginometry**

For which equasion does the sum of the roots equal 3/4 and the product of the roots equal -2? (a)4x^2-8x+3=0 (b)4x^2+8x+3=0 (c)4x^2-3x-8=0 (d)4x^2+3x-2=0
*January 1, 2010*

**Tirginometry**

Thank you once again
*January 1, 2010*

**Tirginometry**

the expression 4ab(square root of)2b-3a(square root of)18b^3+7ab(square root of)6b is equivalent to... (a)2ab(square root of)6b (b)16ab(square root of)2b (c)-5ab+7ab(square root of)6b (d)-5ab(square root of)2b+7ab(square root of)6b Please help its due monday!
*January 1, 2010*

**Triginometry**

yes, thank you for the help
*January 1, 2010*

**Triginometry**

Solve 2x^2-12+4=0 by completing the square, expressing the result in simplest radical form.
*January 1, 2010*

**math**

can you help me solve this?. 10>n-1
*December 18, 2009*

**physics**

Three identical balls are thrown from a cliff of height, h, above a horizontal plane. One ball is thrown at an angle of 45 degrees above the horizon, the second is thrown horizontally, and the third is thrown at an angle of 30 degrees below the horizon (so, part of this ...
*December 2, 2009*

**math**

write the whole fraction as a whole or mixed number, 13/8?
*November 23, 2009*

**math**

its 0
*November 15, 2009*

**Chemistry**

A compound containing 3 atoms of carbon and 8 atoms of hydrogen is combined in a reaction with oxygen molecules. The two end products of this equation are carbon dioxide and water. What element should you look at first in balancing this equation? A. oxygen B. Hydrogen C. ...
*November 7, 2009*

**Chemistry**

Which of the following elements does not form bonds easily because it has a full outer shell? A. Aluminum B. Carbon C. Helium D. Calcium
*November 7, 2009*

**chemistry**

what mass of water is needed to react with 10.0 grams of PI3?
*October 19, 2009*

**math**

how do i solve for x ... with excel preferbly. 0=4x^3x2.14x10^-4x^2+2.0x10^-9x-3x10^-11 thanks!
*October 7, 2009*

**math**

16x29
*September 27, 2009*

**algebra**

I dont knw how to do fraction equations!! eg. 1/2x + 1/5 = 4
*September 8, 2009*

**chemistry**

Which type of fat is easier to break down, saturated or unsaturated? Why?
*August 28, 2009*

**Science**

You will find 3 of these in ATP. a)hydroxyl group b) amino group c) phosphate group d) carboxyl group
*August 28, 2009*

**medical records**

Self-funding is an alternative to fully insured group health insurance plans. Instead of an insurance company collecting premiums and paying your claims, the company funds the program, sets the rules and has control over paying claims. More than 60 percent of U.S. companies ...
*July 27, 2009*

**latin**

Could anyone translate this paragraph for me? i can not figure it out! Sum servus Romanus quod Romani meam patriam occupabant. In proeliis cum Romanis non pugnabam. Mea patria erat Graecia, et nunc mea familia in Graecia habitat. Mox mea familia ad Italiam navigabit. Nunc in ...
*May 14, 2009*

**Program Planning**

1xa
*April 26, 2009*

**NHP**

Was war between Japan and the United States impossible to avoid by 1941
*March 16, 2009*

**math**

how does the lower quartile of the data compare to the least value of the set. 99 88 59 68 57 38 34 25 29 28 i put there is a 12.5 difference between the lower quartile and the lowest value of the set...my teacher marked it wrong and i dont understand why
*March 15, 2009*

**3ud grade Math**

you rock...
*March 2, 2009*

**Can someone please give me feedback on my SAT essa**

There will always be “another explanation” I don’t believe anything is set in stone. The world would be too simple if there was only one way to do everything, and so far, as I described in my two events in class, it doesn’t matter what the situation is, ...
*February 16, 2009*

**Can someone please give me feedback on my SAT essa**

During book discussions in my Literature class, I would always debate issues with my neighbor Alena, because we had different point of views. In one of our books, As I Lay Dying there was one character, Vardaman, who I perceived as mentally ill, but Alena interpreted his lines...
*February 16, 2009*

**Can someone please give me feedback on my SAT essa**

There are always many points of views. One day in my AP European History class, my teacher told us to all sit in or seats as she wheeled out a cart covered with a table cloth. When we were all seated, she revealed the cart, which was a display of rubber, ducks like a mountain ...
*February 16, 2009*

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