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
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
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
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
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
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
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
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
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
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
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
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