Saturday

January 31, 2015

January 31, 2015

Total # Posts: 33

**Economics**

Does this production possibilities curve reflect the law of increasing opportunity costs.explain
*September 27, 2014*

**calculus**

Can you help me solve this problem? I really don't know what to do. I solve problems like for example the rate of change of the elevation but I just encountered this kind of problem so I really don't know what to do. Please help me The endpoints of a movable rod of ...
*September 15, 2014*

**bean**

each square on the grid represents 25 square units----draw a rectangle of 875 square units
*July 24, 2014*

**maths**

What is 9x²+3x-2=0
*March 22, 2014*

**matg**

Kay is trying to decide between two job offers. The compensation package for job A includes 80% of the cost of a $300-per-month health insurance plan, 90% of the cost of a $40-per-month life insurance plan, a salary of $65,000 per year, and a 5% match on 401(k) contributions. ...
*March 18, 2014*

**math**

When x=2, shouldn't f(x) equals 2 as well? This chart says when x=2, f(x)=3, when x=3, f(x)=5, when x=7, f(x)=6, and so on. What does it mean?
*January 12, 2014*

**chemistry**

convert the know heat of fusion of water,334j/g to these units. the conversion between calories and joules is 1 cal = 4.184j
*June 20, 2013*

**calculus**

A man 2m tall walks away from a lamppot at 1m/s. If te lampatop the post is 5m above the ground, how fast is te tip of is sadow moving? How fast is the length of his shadow changing?
*April 15, 2013*

**PHYSICS**

A 40 kg child stand on one end of a 70 kg canoe hat is 4 m in length. The boat is initially 3 m from a dock. The child notcies a turtle on a arock near the far en of the canoe so she proceeds to walk to the far ed off the canoe o get the turtle. a) neglecting any friction, ...
*April 14, 2013*

**Calculus**

If the volume of a spherical ballon is increasing at 4 pi m^3/ min when its radius is 2m, how fast is its surface are increasing at the same time
*April 13, 2013*

**CALCULUS**

Sand is being poured from a converyer belt forming a conical pile whose base diameter is eual to its height at all times. If the base diameter is inreasing at 2 m/min when the base is 2 m wide. How fast is the sand being poured onto the pile?
*April 13, 2013*

**CALCULUS**

A pile of sand in the shape of a cone whose base diameter is 4 times its height is being built up at 12 pi m3/min. How fast is the height of the pile increasing 3 min after the pouring begins.
*April 13, 2013*

**physics**

Tarzan (m = 68kg) swings down from a height of 4.8m on a vine to save Jane (m = 35kg) from some hungry hippos. if he gravs jane in an inelastic collision at the bottom of the vine's path, how high will they swing up to after the collision?
*April 13, 2013*

**physics**

A 45g golf ball is hit with a golf club. the head of the club has a mass of 0.19kg and travels 63m/s before the collision. the ball has a speed of 72m/s as it leaves the face of the club. what is the speed of the club after the collision?
*April 13, 2013*

**microeconomics**

1. 40 2. 400
*March 15, 2013*

**math**

Application Giovanni is flying his Cessna airplane on a heading as shown. His instrument panel shows an air speed of 130 mi/h. (Air speed is the speed in still air without wind.) However, there is a 20 mi/h crosswind. What is the resulting speed of the plane?
*March 9, 2013*

**english**

rewrite the question in an unbiased way. do you like the long walk to school or prefer to take the bus or get a ride
*January 9, 2013*

**physics**

You wish to increase the carbon content of a slab of steel by exposing it to a carburizing atmosphere at elevated temperature. The carbon concentration in the steel before carburization is 206.5 ppm and is initially uniform through the thickness of the steel. The atmosphere of...
*December 15, 2012*

**math**

HELP PLEASE!!!! The question is: Carmella works 37.5 h per week for Century Home selling electronics equipment. She earns a base salary of $12/h and receives a commission of 5 cents for every dollar of sales she make. Her chart goes like: WSales($):Commission($): TotalSalary...
*December 3, 2012*

**math**

Evaluate: 2xto the ninth power-(y+z) x=-1 y=7 z=-7
*September 30, 2011*

**Chemistry**

662.5 liters
*September 14, 2011*

**calculus 2**

evaluate: ¢²_(k=1)^¡Ä¢Æ(¡î(k+1)+¡îk)/¡î(k^2+k)
*April 15, 2011*

**science**

I want to know how to solve this and answer pls!
*December 5, 2010*

**Physics**

10.5
*November 21, 2010*

**physics**

The space shuttle traves in orbit at 210000 km/hr. How far will it travel after 5.0 hrs?
*September 5, 2010*

**algebra 2**

List the domain and range and determine whether the relation is a function.(2,4)(4,-2)(1,3)(0,3)
*December 11, 2009*

**English**

I've asked myself THE question over and over again. When on Earth am I going to write something in English class that somebody would actually want to read other than the teacher? Throughout my school carrer I've been wandering this and began hating English. I can't...
*July 6, 2008*

**Chemistry**

rubidium sulphite or rubidium (1) sulphate
*November 22, 2007*

**Physics II**

I =(B*L)/(μ_0*N)
*July 10, 2007*

**egypt mummification**

why did that post 2 times?
*February 8, 2007*

**egypt mummification**

OMG I have same exact wrk sheet - so annoying i'm in sixth grade. I saw it and i was like what the f***
*February 8, 2007*

**pigskin geography**

week#9
*October 16, 2006*

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