Monday

December 22, 2014

December 22, 2014

Total # Posts: 43

**Computer Applications**

John is creating a presentation. Before he starts, he takes into consideration several aspects that can help to determine how the presentation should be set up. Three of the following are important considerations at this initial stage. Which of the following does John not have...
*December 2, 2014*

**math**

at this rate, how many trucks would pass luann if 90 vehicles passed her
*October 8, 2014*

**Calculus**

he rate of growth of the profit from an invention is approximated by P'(x)=xe^-x^2, where x represents time measured in years. The total profit in year 1 that the invention is in operation is $15,000. Find the total profit function. I know the answer is +.199 but how? I ...
*May 2, 2014*

**math**

Evaluate cot -220o Round your answer to the nearest hundredth. A. -1.31 B. 1.56 C. -1.19 D. -0.84
*March 19, 2014*

**physics**

An unknown material has a normal melting/freezing point of -20.4 °C, and the liquid phase has a specific heat capacity of 179 J/(kg C°). One-tenth of a kilogram of the solid at -20.4 °C is put into a 0.130-kg aluminum calorimeter cup that contains 0.198 kg of ...
*December 4, 2013*

**Physics **

How can you find the velocity of a bullet fired from a nerf gun the second it leaves the gun, if all you have is the angle it was shot at, and how far it traveled? (All in degrees) 0 degrees=2.54m 10=6.24m 30=6.54m 45=6.58m 60=1.6m 80=.94m
*September 26, 2013*

**physics**

two metra trains are on separate but parallel tracks. One has a speed of 90 km/hr, the other 80 km/hr. Initially, the two trains are 2.71 km apart. How long will it take the two trains to pass each other?
*September 25, 2012*

**math**

what is a translation over a vertical line?
*April 9, 2012*

**trig**

Find the general solution for x if cos2x + sin3x = sinx
*March 18, 2012*

**Chemistry**

What must be the molarity of an acetic acid solution if it has the same percent ionization as 0.150M HC3H5O2 propionic acid,Ka=1.3*10^-5 )?
*February 16, 2012*

**math**

x2+20x+100=64
*January 25, 2012*

**Physics**

how high above pool level
*January 22, 2012*

**Physics**

President Obama has set up a slide for his young children so they( and he) can slide into the pool behind the White House. The White House staff puts the bottom of the slide ( Which is flat for 2m) at the rim of the window sill which is 10m above the ground. Given that the ...
*January 22, 2012*

**Physics**

In 35s, Samsonite lifts his 8kg case from the floor to .8m above the ground (in his arms), carries it 24m across the room ( at the same height), and puts it on a conveyor belt 1.8m above the floor. At this point, the machine raises the bag 13 more meters in a mere 2s. Compare ...
*January 22, 2012*

**math**

Five years ago, you bought a house for $171,000. You had a down payment of $35,000, which meant you took out a loan for $136,000. Your interest rate was $5.6% fixed. You would like to pay more on your loan. You check your bank statement and find the following information. ...
*November 11, 2011*

**social studies landforms**

hi
*October 29, 2011*

**trig**

in a circle of radius 26, find the length of the arc spanned by a central angle of pi/4 radians. round your answer to 2 decimal places. use 3.1416 as an approx for pi.
*October 5, 2011*

**Civics**

I Have A Dream
*July 12, 2011*

**Chemistry**

Will CuCI2+Na2SO4->CuSO4=NaCI2 precipitate and how can you determine this?
*May 12, 2011*

**math**

3.2m+1.2=4.56
*April 8, 2011*

**math **

what is 320/380 (or in fraction term) in lowest terms? and what is 54 over 126 in lowest terms?
*March 28, 2011*

**math**

solve using the elimination method.show your work. if the system has no solution or infintite number of solutions, state this 4x-6y=30, 3x-5y=24
*February 16, 2011*

**French**

Identify each clothing article as un, une or des: -casquette -echarpe -chemise -cravate ceinture montre anneau cape chaussette soulier pantalons sac a main gant foulard boucles d'oreilles lunettes chapeau
*January 18, 2011*

**english**

Read the following sentence. Decide if the BOLD adverb modifies a verb, adjective, or adverb. He did a VERY good job. 1. verb 2. adjective 3. adverb
*January 10, 2011*

**math**

what inequality is true if x=3.04/1.48, y=1.99+0.33, and z=(1.3) to the 3rd power
*January 6, 2011*

**math**

what does this mean |2|???????? (those arnt one outside the twos there lines;])
*January 6, 2011*

**Math**

[60]___[-60] < > = Please help me!!
*January 5, 2011*

**calculus**

i understand optimization but im stuck on this problem.. mrs.day is building a new deck. she has 580 square feet to enclose. if one side is bounded by a wall, find the minimum cost to build the deck if one pair of opposite sides cost $12 per foot and remaining sides cost $19 ...
*January 2, 2011*

**precalculus**

1. Express (3x)^(1/5)(3x^2)^(1/3) using radicals 2. Simplify (8x^6 times 32y^5)^(1/2) 3. Approximate the real zeros of f(x)= 2x^4 + 3x^2 - 20.
*December 12, 2010*

**algebra**

Althea is 5 years older than Leah, and Leah is 4 years older than Jessica. The sum of thier ages is 34. How old is Althea?
*October 14, 2010*

**home economics**

hi
*September 30, 2010*

**college physicalscience**

the air speed of a plain is 223km/h and the pilot keeps the plane pointed north. A wind is blowing73.6km/h from the west. Determine the speed (in km/h) of the plane relative to the ground
*September 19, 2010*

**5th Grade Math**

Find the missing numbers and landmarks for the set of numbers: 18,20,20,24,27,27,__,30,33,34,36,36,__ A range:22 B mode:27 C Minimum ____ D Maximum ____
*August 31, 2010*

**Oil Spill**

what caused the oil spill in texas?
*May 30, 2010*

**Physics**

Power= V^2/R 40=120^2/R R=360 R=pL/A RA/p=L (360)(pir^2)/(5.0x10^-7)=L L= 2.77 (5.0x10^7) is the reisisttivity of tugsten at 1500 degrees
*March 14, 2010*

**college**

Write a 350- to 700-word response describing three case law decisions from the chapter you believe have the most substantial impact on policing today.
*February 13, 2010*

**11th grade**

what were knights social status and daily lives like?? its kind of confusing how this site puts it to me please help me understand..
*January 6, 2009*

**11th grade**

what were the most significant tecchnological innovations of the medieval period? need help this subject kills me!!!!!!
*January 6, 2009*

**Spanish**

When you conjugate the word ir--to go in spanish, the vosotros conjugated word would be vais. But is the a accented in vais or not?My teacher has written it on the board both ways. I just need a clarification. Thanks!
*April 21, 2008*

**Math**

50%
*April 9, 2008*

**Biology**

What is the different between codominance, multiple allele, and polygenic patterns? Also, what about dihybrid cross patterns?
*April 9, 2008*

**language arts**

The moonless,brisk night was perfect for holloween . cany you tell me the simple and complete subject?
*September 12, 2007*

**word unscramble**

Hi you
*September 28, 2006*

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