Tuesday

October 6, 2015
Total # Posts: 646

**math (vectors)**

calculate the length of AN if a{6} {2} and b= {1} {2} Is it 6^2+4^2 36+16=52 square root of 52+7.211
*May 23, 2008*

**Chemistry**

quit asking so many questions
*May 12, 2008*

**chemistry**

Products are often marketed as "organic" or "natural". What do these terms mean when applied to consumer goods? Discuss how these terms may be used to mislead a public that is not knowledgeable in chemistry. Support your opinion with references.
*May 12, 2008*

**Physics**

I have to find the eccentricity of an elliptical orbit with one focus, earth's center, E. I know the formula to find eccentricity is sqrt(1-)(b^2/a^2), but I don't know where to use the radius or if I need it. Do I just need to use the eccentricity formula to find it? ...
*April 22, 2008*

**math**

wtite 3x^2 +8x-25 in the fomr a(x+h)^2+k, where a,h and k are real numbers
*April 7, 2008*

**Physics**

A person eats a container of yogurt. The Nutritional Facts label states that it contains 195 Calories (1 Calorie = 4186 J). What mass of perspiration would one have to lose to get rid of this energy? At body temperature, the latent heat of vaporizaiton of water is 2.42 106 J/kg.
*April 6, 2008*

**Managerial ECON**

Suppose that a firm is currently employing 20 workers, the only variable input, at a wage rate of $60. The average product of labor is 30, the last worker added 12 units to total output, and total fixed cost is $3,600. a. What is marginal cost? b. What is average variable cost...
*April 5, 2008*

**chemistry**

When carbon dioxide is heated in a closed container, it decomposes into carbon monoxide and oxygen according to the following equilibrium equation: 2CO2(g) ---> 2CO(g) + O2(g) When 2.0 mol of CO2(g) is placed in a 5.0-L closed container andheated to a particular temperature...
*March 30, 2008*

**math**

what is 15 R on a S T
*March 22, 2008*

**Math**

What is 21 S on a D
*March 22, 2008*

**slope-intercept form**

find the slope and y-intercept 7x-4y=6 y=mx+b 7x-4y=5 y=7x/4-5/4 m=7/4b=-5/4 (?)
*March 21, 2008*

**Biology**

A spermatogonial cell undergoes mitosis before entering the meiotic cell cylce en route to the production of sperm. However during mitosis the cytoplasm fails to divide and only one daughter cell is produced. A resultant sperm eventually fertilizes a normal ovum. What is the ...
*March 9, 2008*

**math**

evaluate (a+b)^2 and mutliply (g_6h(g-6h) thanks.
*March 7, 2008*

**Manangerial Accounting**

A company had a loss of $3 per unit when sales were 40,000 units. When sales were 50,0000 units, the company had a loss of $1.60 per unit. determine contribution margin determine fixed costs determine the break even point in units
*February 28, 2008*

**Physics**

I am currently stuck on the second part of this problem, but the tension is rather simple. Just use F=mg, where m is the mass of the ball and g is gravity. Its that simple.
*February 25, 2008*

**Chemistry**

Thanks. That is exactly what I thought it was.
*February 16, 2008*

**Chemistry**

How do you figure equivalence volume? Do I add up all of the additions during my lab up to the point I am measuring (color change) to get the equivalence volume? I guess I am confused when it says calculate the equivalence volume, maybe it is very simply.
*February 16, 2008*

**Physics**

For a given lens in a telescope, what are the two letters corresponding to the light that gives the worst and best resolutions, respectively? (E.g., if you think that C gives the worst and A the best resolution, answer CA.) A. Green B. Red C. Yellow D. Violet E. Blue F. Orange
*February 10, 2008*

**science**

metric units are related to each other by multiples of what number
*January 24, 2008*

**Math**

A bicycle wheel is 30 inches in diameter. a. to the nearest revolution, how many times will the wheel turn if the bicycle is ridden for 3 miles. b. suppose the wheel turns at a constant rate of 2.75 revolutions per second. What is the linear speed in miles per hour of a point ...
*November 19, 2007*

**Algebra**

The larger of two positive integers is five more than twice the smaller integer. The product of the integers is 52. Find the integers. Must have an algebraic solution.
*October 29, 2007*

**math**

ok there are 50 people total and only 16 like...pizza so how do you find the percent and degrees?
*October 22, 2007*

**math**

ok does any one know how to find degrees
*October 20, 2007*

**CHEM**

Die Häufigkeit von Operationen variiert in Deutschland massiv je nach Wohnort. Das deutet auf Qualitätsmängel hin, folgern die Autoren einer Studie der Bertelsmann-Stiftung. mehr
*October 15, 2007*

**english**

nouns as objects
*September 25, 2007*

**Behaviorial Science**

Interview a person you feel comfortable asking about their personality and attitudes. • Submit your Profile Report. For this project you will choose a person who is close to your own age and interview that person to learn more about them. In addition to the interview ...
*August 24, 2007*

**history**

somebody can think of a clever name for a cereal box, that associates Lincoln, please tell me. thank you. Honest O's
*April 30, 2007*

**Math -algebra (check plz)**

ok say i was trying to find y in this equation 2x + 3y + 6z =4392. I was given x=3789-1.5y , and z = -531. so i did the working and ended up with 7578-3y+3y=7578 . If i do the math correctly ill end up with 0y = 7578 :S im pretty confused, can someone clarify if that would be ...
*March 4, 2007*

**Alg-Substitution (check plz)**

k well i had to use substitution to find the point of intersection for these 2 equations x-y=10 3x+y=11 i chose to substitute y in the first equation my final answer was (-1/2 , 5) can someone clarify this, and if it's wrong, where'd i make a mistake? In the first ...
*February 22, 2007*

**Eng- Hyperbole example**

Anyone noe an example of a hyperbole being used in romantic poetry? provide the poem, and the line being used plz. Tnx This Wordsworth poem has an example of hyperbole. http://www.bartleby.com/145/ww260.html http://www.lausd.k12.ca.us/lausd/resources/Literary.Terms.2.html#...
*February 21, 2007*

**English - Hyperbole**

what is it used for, and how and why might it appear in literature? its used to make an obvious exaggeration like "to wait an eternity" "Hyperbole is a figure of speech which is an exaggeration. Persons often use expressions such as "I nearly died laughing...
*February 21, 2007*

**math**

A cue shaped box fits exactly around a soccerball with a diameter of 22.28 cm. What percent of the box is empty space? Help understand how to get to the answer, and wat it would be Cube shaped box*
*February 18, 2007*

**Math- finding equation**

Can someone explain to me how to find the equation pf the line in the form Ax + By + C =0 if a) parallel to x=3 and passes through (-4, 3) b)perpendicular to y=4 and passes through (1, 1) c) passes through the x-int of y=2x-6 and y-int of y=-3x+6 If it is parallel to x=3, the ...
*February 8, 2007*

**math**

determine the equation of the line in y=mx+b form that passes through 1. (-8,1) & (-9, 2) 2. (3,7) & (-5, 9) 3, (-4,0) & (4,6) Part B ) For each equation Rewreite the y=mx+b equation in general form Ax+by+c=0 where A is positive b and C are integers In each problem, put in x,y...
*February 8, 2007*

**human physiology help please**

The vein in the dura mater is called the 'dural venous sinus'.
*January 6, 2007*

**Calculus**

I was wondering how to find the x and the y intercepts of the following equation y = xe^(-x^2/2) I know for a fact that the intercept is through 0,0 but I don't know how to do this long hand. When x is zero, y is zero, and vice versa.
*December 10, 2006*

**Calculus**

A rocket is launched into the air verically is tracked by a radar station on the ground 3 km from the launch site. What is the veritcal speed of the rocket at the instant when the distance from the radar station is 5 km and this distance is increasing at a rate of 5 000km/hr...
*December 10, 2006*

**Pigskin Geography**

i need help
*December 9, 2006*

**Pigskin Geography**

i love to take long teards
*December 9, 2006*

**Pigskin Geography**

pooooooooooooooooooop
*December 9, 2006*

**Physics**

I input the wrong temp of the soda can so just replace the (5) with (3.05) nd that will work
*November 17, 2006*

**Physics**

To solve for Tf, use algebra to slove for unknowns. Try this: (12)(0.35)(3800)(5)+(7.15)(4186)(25)/(12)(0.35)(3800)+(7.5)(4186) and what's left over is the answer for your unknown
*November 17, 2006*

**Music**

Is the Wozzeck by Berg a romantic opera? I thought it wasn't but someone told me that it is. It isn't Go to www.google.com and type in wozzeck. There are many sites there that discuss this opera, its' contents and the meaning. Good reading. The fat lady got killed...
*November 7, 2006*

**business**

an example of a nonprogrammed decision for a clothing manufacturer is
*October 7, 2006*

**geometry:linear measure and precision**

have to idea what is x RS=5x,ST=3x and RT = 48
*August 23, 2006*

**science**

go to hell
*June 14, 2005*