Saturday

October 1, 2016
Total # Posts: 31

**health**

How often should children and teenagers be physically active?

*June 25, 2015*

**Algebra 2**

What is the result when you decompose 2x^2-19x+50/(x+3)(x-2)^2 into partial fractions? To clarify, the entire first line is over the entire second line

*June 2, 2013*

**Math**

combine your equations: x+10+2x-30=250 then 3x-20=250 then 3x=270 then x=90 Ken weighs 90 and Joe weighs 150

*June 2, 2013*

**geometry**

find the coordinates of the points which are simultaneously 6 units from the points (6,6) and equidistant from the x and y axis. There are two ways to do this. I would like them both.

*May 22, 2013*

**geometry**

find the coordinates of the points which are simultaneously 6 units from the points (6,6) and equidistant from the x and y axis. There are two ways to do this. I would like them both.

*May 22, 2013*

**trig**

Convert 11pi/5 radians into degrees.

*April 24, 2013*

**trig**

Convert 11pi/5 radians into degrees.

*April 24, 2013*

**HELP non linear equations**

A company mixes peanuts, cashews, and almonds to obtain 22 oz package worth 6.91 dollars. If peanuts, cashews, and almonds cost 18, 45, and 50 cents per oz respectively, and the amount of cashews is equal to the amount of almonds, how much of each is in the package?

*April 18, 2013*

**non linear equations**

find all solutions of the system. y+x^2=-5x y-5x=25

*April 17, 2013*

**physics**

0.30-kg block is sliding on a smooth horizontal surface at 2.5 m/s, heading towards a light spring that is in equilibrium (not stretched or compressed). The spring constant is 3000 N/m. What is the total kinetic energy in the system in Joules?

*March 15, 2013*

**physics**

when the shuttle bus comes to a sudden stop to avoid hitting a dog, it decelerates uniformly at 4.7m/s as it slows from 8.7 m/s to 0 m/s. find the time interval of acceleration for the bus

*September 20, 2012*

**phy**

Your instructor asks you to compare positive and negative reinforcement and explain your conclusions in class. What will you report?

*May 22, 2012*

**Math**

A mall has three department stores, J C Penney, Macy’s, and Sears. A survey of 1863 people exiting the mall found that 279 made a purchase at J C Penney, 240 made a purchase at Macy’s, 364 made a purchase at Sears, 76 made a purchase at J C Penney and Macy’s, ...

*March 23, 2012*

**Math**

Draw a number line. Make sure the following numbers are on your number line: 1,472; 1,560; 1,481.

*September 26, 2011*

**algebra**

if 2/y+2=-3?y-3,then what is the value of y?

*May 16, 2011*

**#2 chemistry**

2CO(g) + O2(g) ==> 2CO2(g) A. If 16.01 L of oxygen is reacted at STP, how many moles of carbon dioxide is produced? B. If 1.722 mol of carbon monoxide is reacted at STP, what volume of carbon dioxide is produced? C. At STP, what volume of oxygen is needed to produce 82.1 g ...

*May 10, 2011*

**chemistry NEED HELP please**

N2(g) + 3H2(g) ==> 2NH3(g) A. If 16.99 g of hydrogen is reacted at STP, volume of ammonia is produced? B. If 35.82 L of nitrogen is reacted at STP, what mass of hydrogen must also be reacted? C. At STP, what volume of hydrogen is needed to produce 70.9 L of ammonia; D. What...

*May 10, 2011*

**algebra 2**

Write a polynomial function that has the zeros 2, -2, and -1 and has a leading coefficient of 1. Then graph the function to show that 2, -2, and -1 are solutions.

*May 25, 2010*

**algebra**

A population of wolves in a county is represented by the equation P(t) = 80(0.98)^t, where t is the number of years since 1998. Predict the number of wolves in the population in the year 2008.

*February 2, 2010*

**social studies**

without our two great political parties cutting across economic and goegraphic intrests, democracy as we know it could never have been made to function. the author of this statement probably meant to suggest what?

*January 6, 2010*

**English**

there is verisimilitude in the story and i think the story is about the thought of machines developing souls and thoguhts of there own ...

*October 6, 2009*

**math ws**

i have same worksheet so confused

*March 1, 2009*

**Humanities**

I need the name of a 20th century figure whose work/artistic contributions can be classified in both the age of modernism and the age of pluralism

*March 6, 2008*

**science**

what is a chemical change?

*December 5, 2007*

**Science**

what happens when a candle is alight?

*December 5, 2007*

**Business**

What are groups of occupations arranged by sector of the economy? I'm doing a cross-word thing, so it starts with "C".

*August 23, 2007*

**chemistry**

determine the number of grams of NH3 produced by the reaction of 3.5g of hydrogen gas. 1. Write the equation and balance it. N2 + 3H2 ==> 2NH3 2. Convert 3.5 g H2 gas to mols. mols = grams/molar mass. 3. Convert mols H2 gas to mols NH3 using the equation from step 1. 4. ...

*August 11, 2007*

**Chemistry**

What would be concept in which you would have to use electron configurations in order to solve? and how would you determine the answer? One uses the electron configuration to solve the bonding preferences and energies.

*March 29, 2007*

**the big idea of energy**

sammeeeeeeeee!!!! wtf is the big idea of energy???!!!

*December 5, 2006*

**science**

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*October 21, 2006*

**science**

when a physical change happens, it is visible

*October 21, 2006*

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