Monday

January 26, 2015

January 26, 2015

Total # Posts: 96

**geography **

what is the term for "products of the human imagination that please and entertain us and teach a cultures values"
*October 23, 2014*

**Mathematics**

here's what i have so far but i think it's wrong: s/d+e = 7.0 s=7d +7e n/e = .80 n= .80e .80e/(7d + 7e) if that's even correct, i do not know. but if it is, then i get confused because i know d + e = a, but i don't know what to do with the 7s in front of d and ...
*September 7, 2014*

**Mathematics**

Assume that S/A = 7.0, D/A = .40, N/E = .80 and A = D + E. Solve for N/S. I'm lost. Does anyone have any tips? Thank you.
*September 7, 2014*

**Algebra 2**

Simplify the Expression. 2m^2 - 5n^2 + 6n^2 - 8m
*September 1, 2014*

**ethics and moral reasoning**

Robinson describes magnanimity as the mean between the extremes of
*August 18, 2014*

**Chem**

Please help how to set up How many grams of CuSO4 * 5H2O are needed to prepare 100.ml of a 0.10 M solution?
*April 29, 2014*

**chemistry**

8.22 g of CuNO3 is dissolved in water to make a 0.590M solution,what is the volume of the solution
*March 17, 2014*

**ap physics**

A spherical comet of mass m and diameter is d, travelling at velocity v enters a cloud of stationary cosmic meteoroids (small rocks). The average density of the cloud is p. When a meteoroid impacts the comet it adheres to its surface. As a result the comet slows down and after...
*December 10, 2013*

**world history**

What are two positive and negative and things about civilization
*September 17, 2013*

**math (please help!)**

But that answer is wrong!
*August 7, 2013*

**math (please help!)**

What is the sum of all the constants k such that |x^2−169|−x−k=0 has three distinct real roots?
*August 7, 2013*

**math**

Thank you.
*August 7, 2013*

**ela, english **

TRUE OR FALSE: It is imperative that you pace yourslef because of a test is timed?
*April 11, 2013*

**american history**

For revolutionaries like Sam Adams, what term embraced a way of life, a core ideology, and an uncompromising commitment to liberty and equality.
*April 9, 2013*

**Algebra**

Find the balance in the account, 4,000 principal earning 6% compounded annually after 5 years.
*March 7, 2013*

**Geometry**

For what values of x and y musy ABCD be a parrallelogram
*February 16, 2013*

**math**

A type of bacteria reproduces by splitting in two every thirty minutes. How many bacteria will there be after 4 hours if there are 2 bacteria to begin with?
*January 10, 2013*

**6th grade math**

Can't figure this math problem out: Write an algebraic expression for the product of five less than a number and three, less eight, is twenty-eight. HELP ME PLEASE!!
*November 25, 2012*

**Math**

What are the least and greatest numbers written in the hundredths that could round to 164.8 and explain your answer?
*November 13, 2012*

**Math**

A garden against the wall of a house is to be surrounded on three sides by a total of 336m of fencing. What dimensions of the garden will result in an area of 14,112m^2?
*October 10, 2012*

**intermediate algebra**

solve each formula for the specified variable, y-y^1 = m(x-x^1) for x
*August 28, 2012*

**calculus**

A force of 13 N is needed to keep a spring with a 2-kg mass stretched 0.25 m beyond its natural length. The damping constant of the spring is c = 8. If the mass starts at the equilibrium position with a velocity of 0.5 m/s, find its position at time t.
*July 16, 2012*

**Science**

A boy exerts a force of 15N to push a motor bike which has flat tyre for a distance at 30m.calculate the mass of the motor bike. Calculate the density of the motor bike.calculate the work done by the boy.[take g=10m|sm2
*May 14, 2012*

**Science**

A boy exerts a force of 15N to push a motor bike which has flat tyre for a distance at 30m.calculate the mass of the motor bike. Calculate the density of the motor bike.calculate the work done by the boy.[take g=10m|sm2
*May 14, 2012*

**chemistry**

I balanced an equation between lead(II) nitrate and potassium sulfate and ended up with: Pb(NO3)2 + K2SO4 --> PbSO4 + 2 KNO3 If 0.87 moles of potassium sulfate react with an excess amount of lead(II) nitrate, how many moles of lead(II) sulfate would be formed? I know I ...
*April 2, 2012*

**physics**

a car mass 100kg is moving up on incline of 15 degrees with horizontal.the enginr of the car applies a force of 5000n the confficient of kinetic friction between the surface of th tyic and road is 0,2.draw a free body diagram showing all the forces actin on the car
*January 25, 2012*

**American Literature**

I am writing a critique for my American Literature class on The Great Gatsby and I am so stuck. I don't know exactly how to prove my thesis. I need four different points. My thesis: Gatsby achieves the American dream by becoming quite successful; however, achieving the ...
*January 12, 2012*

**Social Studies **

What countries in South America have the highest elevation?
*November 17, 2011*

**Reading**

lol yes it is
*November 14, 2011*

**Reading**

Its really line 15
*November 14, 2011*

**algabra**

cubes 1 and 2 are similar if the volume of cube 2 is 45 and the scale factor between sides of the two is 2:3 what is the volume of cube 1?
*October 20, 2011*

**Chemistry**

CO2(g) + 2 NH3(g) CO(NH2)2(s) + H2O(g) What volumes of CO2 and NH3 at 193 atm and 450.°C are needed to produce 2.54 kg of urea, assuming the reaction goes to completion?
*October 19, 2011*

**math**

what is the answer240/20multiply6-13plus41
*August 26, 2011*

**Statistics**

An urn contains 8 chips, numbered 1 through 8. A sample of 3 is drawn without replacement. What is the probability that the largest chip in the sample is a 5?
*June 24, 2011*

**math**

You are given the probability of event E. Find the odds in favor of event E and the odds against event E. a. 1/8 b. 2/5
*May 30, 2011*

**math**

Sabino took the ACT in 2003 and received a composite score of 22. If the mean and standard deviation for that year were, respectively, 20.8 and 4.8, what percent of all of the students who took the exams scored better than him?
*May 16, 2011*

**math z-score**

Henry's z-score on his reading test was 1.27. The class average was 60, the median was 58.5 and the variance was 6.2. What was Henry's "raw" score (his score before converting to z-scores)
*May 16, 2011*

**medical assisting**

imformation should include____________,_____________, and ________, procedures
*April 5, 2011*

**PPPPPhysicssssss**

kinda need it.......... assignment is due in 15 minutes....
*March 31, 2011*

**Math**

Which is a prime factorization? a. 5^2 x 7^2 x 18^3 b. 5^3 x 7^2 x 19^2 c. 6^2 x 7^3 x 18^2 d. 4^2 x 5^2 x 15^3
*February 26, 2011*

**Math**

Simplfy 10^1 x 10 ^-2 x 10 ^-1
*February 26, 2011*

**math**

solve using the elimination method. If the system has no solution or infinite number of solutions a state this 4x-6y=30 3x-5y=24
*February 16, 2011*

**math**

A 75ft diagnol brace on a bridge connects a support of the center of the bridge The horizontal distance that it spans is 15ft longer than the hieght that reaches on the side of the bridge.Find the horizontal and vertical distance spanned by this brace
*February 13, 2011*

**math**

A 75ft diagnol brace on a bridge connects a support of the center of the bridge The horizontal distance that it spans is 15ft longer than the hieght that reaches on the side of the bridge.Find the horizontal and vertical distance spanned by this brace
*February 13, 2011*

**Precal**

A hot-air balloon, headed due east at an average speed of v = 14 miles per hour and at a constant altitude of h = 120 feet, passes over an intersection (see the figure). Find an expression for its distance d (measured in feet) from the intersection t seconds later.
*December 2, 2010*

**Networking**

I was wondering if when I posted my paper, everyone would help me proof it and help me find references, I've done most of it by memory, and what I would do situations, but I need references. If you would that'd be awesome
*November 1, 2010*

**3rd grade**

Yes
*October 20, 2010*

**3rd grade math**

which unit makes this sentence true? Use gram ro kilograms. A CD had a mass 10
*April 12, 2010*

**Social Studies**

I am looking for facts about Theodore Roosevelt for a project.
*February 15, 2010*

**Homework**

Thank you
*February 3, 2010*

**Homework**

What 5 leter words can you get out of these letters: eeiochrs I already got: chores, choir, chore, cheer - need 2 more
*February 3, 2010*

**Math**

1234
*February 3, 2010*

**3rd grade**

Need help unscrambling these letters: eeiochrs
*February 3, 2010*

**just want 2 know**

if people dont think troy was a real place why is it in so many history books...
*January 10, 2010*

**MLK high school**

i think its (a) but i know its not b or d sorry i do not know for sure
*January 10, 2010*

**grammar**

the windows were quite cloudy.
*January 2, 2010*

**9th grade**

x=6
*December 23, 2009*

**9th grade**

knock on boos door and he was close to getting shoot he last his pants and had 2 go back for them
*December 11, 2009*

**Science 8th grade**

What is the mass of a piece of aluminum that has a volume 100.0^3?
*October 26, 2009*

**science**

Science Experiment Determine a mathematical modelwhich describes the height of a ball in terms of th number of bounces after it has been droped from a given height. If a ball that bounces like a tenniis ball, is dropped from a given height, then it will bounce to a height less...
*October 21, 2009*

**9th grade, Biology**

it would change with it surrounding or die from the change...
*September 23, 2009*

**9th grade**

ty
*September 22, 2009*

**math**

how to solve negative output problems
*September 21, 2009*

**9th grade, SOSE**

no he just started the war. after he died we was still fighting the japs
*September 13, 2009*

**Math**

i am a four digit number. all of my digits are different. my first digit is twice my fourth digit. my second digit is twice my first digit.my last digit is twice my third digit. the sum of my digits is 15. what number am i?
*September 7, 2009*

**same type of binomial theorem question**

Question: Find the first 3 terms in the expansion, in ascending powers of x, of (2 + x)^6. Hence, obtain the coefficient of x^2 in the expansion of (2 + x - x^2)^6 I know the first part of the question, and the first 3 terms are (64 + 192x + 240x^2 + ...) How do i use this ...
*August 4, 2009*

**Algebra**

you're correct, x=1 and x=0
*August 4, 2009*

**binomial theorem again**

How do i do this question using the binomial theorem concept? It says, expand (2+x)^5 up to x^2 term, hence, expand (2 + x + x^2)^5 up to the x^2 term. I could do the first part, and the answer would be (32 + 80x + ...) But how should i make use of the answer i got in the ...
*August 4, 2009*

**binomial theorem!**

How do i do this question using the binomial theorem concept? It says, expand (2+x)^5 up to x^2 term, hence, expand (2 + x + x^2)^5 up to the x^2 term. I could do the first part, and the answer would be (32 + 80x + ...) But how should i make use of the answer i got in the ...
*August 4, 2009*

**8th grade**

no this is a math with pizzaz riddle i need the answear
*April 2, 2009*

**8th grade**

What Do Race Car Drivers Really Do?
*April 2, 2009*

**music**

how we named the note that is above the first line on the bass clef?
*February 13, 2009*

**4th grade**

I don't get the notes on the bass clef I get confused do any of you people know all of the notes
*February 13, 2009*

**arithmetic**

What are the multiples of 3
*December 11, 2008*

**6th grade**

what are the four long periods of history as defined by western societies
*October 2, 2008*

**Physical Science**

How can computers predict the outcome of an election soon after the polls close but before all the votes have been counted?
*September 29, 2008*

**physics**

2cm/m
*September 18, 2008*

**Geography**

What is the importance of a state capital?
*September 15, 2008*

**physics**

An air bubble at the bottom of a lake 35.0 m deep has a volume of 1.88 cm^3. If the temperature at the bottom is 5.4 C and at the top 19.5 C, what is the volume of the bubble just before it reaches the surface?
*September 4, 2008*

**Pre Algebra**

_12 + 4n = 6(n-2)
*May 13, 2008*

**history**

Who was Minnesotas first school teacher
*May 7, 2008*

**grammar**

Is the abbreviation Pkwy. a proper noun? How about Mt.? It seems like mount would be a common noun since it is not with a proper noun, but it is capitalized.
*January 14, 2008*

**science**

what are the five groups of vertrbats?
*November 21, 2007*

**math**

help with solving a magic square http://www.jiskha.com/display.cgi?id=1125461237.1125498843 MAGIC SQUARES Magic squares, those seemingly innocent looking collections of numbers that have fascinated so many for centuries, were known to the ancients, and were thought to possess ...
*June 5, 2007*

**Ancient Civilization**

The correct answer is mortar
*May 22, 2007*

**maximum and minimum problems when function unknown**

Once you have the area of the window in terms of the width then you can think of w as x and the area as y. Graph the function and you should know how to find critical points of this function (where derivative is zero).
*May 21, 2007*

**integration by part**

s- integral s (p^5) lnp dp ? = (lnp)[(p^6)/(6)] - s (i'm confused here) Let ln p = u and p^5 dv = dv du = 1/p and v = p^6/6 The integral can be written uv - v du = (ln p*p^6)/6 - S (p^5/6) = (1/6)ln p*p^6 - ??? Complete the last step
*February 17, 2007*

**integration by parts**

s- integral s ln (2x+1)dx ? = ln(2x+1)x - s x d( ln (2x+1)) = ln(2x+1)x- s x [(2x+1)'/ (2x+1)] dx = ln(2x+1)x- s x [(2)/ (2x+1)] dx = ln(2x+1)x- s (2x/2x+1) dx = ln(2x+1)x- s [(2x+1-1)/(2x+1)] ... i'm confused about why there is a minus 1 after the integral
*February 17, 2007*

**integration by parts**

s- integral s ln (2x+1)dx ? = ln(2x+1)x - s x d( ln (2x+1)) = ln(2x+1)x- s x [(2x+1)'/ (2x+1)] dx = ln(2x+1)x- s x [(2)/ (2x+1)] ?... then i'm confused... "ln(2x+1)x- s x [(2)/ (2x+1)] ?... then i'm confused..." x [(2)/ (2x+1)] = 2x/(2x+1) = (2x+1-1)/(2x+...
*February 17, 2007*

**chemistry**

If heat of reaction, Ca(s) + 2H+(aq) Ca2+(aq) + H2(g) , is - 544 kJ/mol, heat of reaction, CaO(s) + 2H+(aq) Ca2+(aq) + H2O(l) , is -192 kJ/mol. and heat of formation of water is -286, what is heat of CaO? i found that the formation of CaO is -638. However, I'm confused ...
*February 11, 2007*

**chemistry**

If heat of reaction, Ca(s) + 2H+(aq) Ca2+(aq) + H2(g) , is - 544 kJ/mol, heat of reaction, CaO(s) + 2H+(aq) Ca2+(aq) + H2O(l) , is -192 kJ/mol. and heat of formation of water is -286, what is heat of CaO? Ca(s) etc is equation 1. CaO + 2H^+ etc is equation 2. H2 + 1/2 O2 ==>...
*February 10, 2007*

**ethics**

Kambriea... do happen to mean google? :P
*December 17, 2006*

**Paul Martin**

Who knows what website I can go to for some baby pictures of Paul Martin? It is for my social studies project. Thankz:P I did an internet check and found only pictures of the Prime Minister as an adult. I suggest you try finding a biography in your library. There is also a ...
*December 15, 2006*

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