Saturday
March 28, 2015

Posts by Guadalupe


Total # Posts: 19

Pre-Calculus
On a campus of 9000 students, a single student returned to campus with a case of measles on Monday January 5th. The infirmary is keeping track of the number of students who have been diagnosed with the disease Day # of students infected 1. 2 2. 5 3. 9 4. 28 5. 64 6. 81 7. 320...
February 10, 2015

Pre-Calculus
The Gateway Arch in St. Louis, Missouri is not a parabola but a shape known as a catenary. The name is given to the shaoe formed by the Graph of the hyperbolic cosine (cosh). The arch has a height of 625 feet andna span of 600 feet. The hyperbolic cosine is defined as: Cosh x...
February 10, 2015

Pre-Calculus
A corpse was discovered in a motel room at midnight and uts temperature was 82°F. The temperature dropped to 80.5°F two hours later. Given k is a constant for the object in question, S is the surrounding temperature, t represents the time and theta(of time) is the ...
February 9, 2015

Pre-Calculus
It's a 2x3 cage making the 6 cages
November 28, 2014

Pre-Calculus
You have been hired by the Humane Society to construct six animal cages using 1400 feet of chain fence. Express the length and width using function notation. Include a graph with the area function with explanation of significance. Find the dimensions that maximize the total ...
November 28, 2014

physics
An aluminum can is filled to the brim with a liquid. The can and the liquid are heated so their temperatures change by the same amount. The can’s initial volume at 5 oC is 3.5×10−4​ m3. The coefficient of volume expansion for aluminum is 69&...
May 13, 2014

physical science
how far was a box moved if 558.6 joules of work was done when a force 126Newtons was exerted to move the box?
November 8, 2012

physical science
how far was a box moved if 558.6 joules of work was done when a force 126Newtons was exerted to move the box?
November 8, 2012

chemistry
if your smoke detector contains 0.10 mg of 241Am how long will it take to decay 1.25times10 to the second power
September 12, 2012

Physics
An airplane has an airspeed of 100km/h north. if there is a 30km/h headwind what is its groundspeed
November 9, 2011

geometry
simplify completely -2 (2x + y) -7x + 2y?
August 20, 2011

algebra
factor the following: 9x²-66x+21
January 3, 2011

criminal justice
who would be in charge of the merged departments by john t krimmel.
March 21, 2010

psychology
B the signal-detection theory of sound and sleep
September 21, 2009

psychology
Every night in Cordele,Georgia,24 trains crisscross the city's five mile radius.Each train blows its whistle to alert citizens that it is passing through.Because of the residentof Cordele can sleep through all these whistles.
September 21, 2009

Language Arts
I NEED HELP ON MY 7TH GRADE LANGUAGE ARTS HOMEWORK PLEASE HELP
September 8, 2008

social studdies
fvgvgv
January 29, 2008

math
How do you do this one? Almir can seal a driveway in 4 hours. Working together, he and Louis can seal it in 2.3 hours. How long would it take Louis to seal it working alone? Thanks in advance. D:3+4D=19 Driveway (D) = Rate * Time let Louis' time alone be t hours so Louis&#...
May 14, 2007

international business
All you guys do is talk and no help when you get to this site please be specific now I need the help and have no leads.
October 29, 2006

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