Monday

March 2, 2015

March 2, 2015

Total # Posts: 1,934

**math**

A(-3,-2) B(8,4)are the ends of the diameter of a circle. the tangent of the circle at point B is -11x+6y+64=0 the line L passes through A and the origin. line L has a gradient of 2/3 what is the coordinates that the line L and tangent at point B cross?? (this question had 4 ...
*October 18, 2010*

**math**

A(-3,-2) B(8,4)are the ends of the diameter of a circle. the tangent of the circle at point B is -11x+6y+64=0 the line L passes through A and the origin. line L has a gradient of 2/3 what is the coordinates that the line L and tangent at point B cross?? (this question had 4 ...
*October 18, 2010*

**math**

A(-3,-2) B(8,4)are the ends of the diameter of a circle. the tangent of the circle at point B is -11x+6y+64=0 the line L passes through A and the origin. line L has a gradient of 2/3 what is the coordinates that the line L and tangent at point B cross?? (this question had 4 ...
*October 18, 2010*

**math**

A(-3,-2) B(8,4)are the ends of the diameter of a circle. the tangent of the circle at point B is -11x+6y+64=0 the line L passes through A and the origin. line L has a gradient of 2/3 what is the coordinates that the line L and tangent at point B cross?? (this question had 4 ...
*October 18, 2010*

**math**

A(-3,-2) B(8,4)are the ends of the diameter of a circle. the tangent of the circle at point B is -11x+6y+64=0 the line L passes through A and the origin. line L has a gradient of 2/3 what is the coordinates that the line L and tangent at point B cross?? (this question had 4 ...
*October 18, 2010*

**math**

A(-3,-2) B(8,4)are the ends of the diameter of a circle. the tangent of the circle at point B is -11x+6y+64=0 the line L passes through A and the origin. line L has a gradient of 2/3 what is the coordinates that the line L and tangent at point B cross?? (this question had 4 ...
*October 18, 2010*

**math**

A(-3,-2) B(8,4)are the ends of the diameter of a circle. the tangent of the circle at point B is -11x+6y+64=0 the line L passes through A and the origin. line L has a gradient of 2/3 what is the coordinates that the line L and tangent at point B cross?? (this question had 4 ...
*October 18, 2010*

**HEALTH-P.E.**

HOW CAN A FITNESS LEVEL AFFECT A TWELVE YEAR OLD BOY PHSICALLY, EMOTIONALLY, FINANCIALLY, AND SOCIALLY?
*October 13, 2010*

**math**

The Mayan Empire, which ruled Central America for centuries, had two calendars. One calendar was the same as ours, 365 days long (without leap year). The other calendar was 270 days long, the length of a woman's pregnancy. If both start on day one at the same time, then ...
*October 13, 2010*

**health fitness**

how does my fitness lever affect me physically, emotionally, financially, and socially?
*October 12, 2010*

**physics**

A 155 N box is placed on an inclined plane that makes a 30.0° angle with the horizontal. Find the component of the weight force parallel to the plane's surface.
*October 12, 2010*

**5th grade math**

949864
*October 11, 2010*

**health**

how does socioeconomics and educational opportunity are main reason for health disparities?
*October 11, 2010*

**physics**

A 0.80-kg ball, attached to the end of a horizontal cord, is rotated in a circle of radius 1.7 m on a frictionless horizontal surface.If the cord will break when the tension in it exceeds 90 N, what is the maximum speed the ball can have? Express your answer using two ...
*October 11, 2010*

**COM 156**

Help with writing an outline on renting vs buying
*October 11, 2010*

**statistics**

what is the level of measurement for the following question? 1) the SAT scores for the GEORGE W BUSH white house staff. is it nominal, interval, ordinal, or ratio? Why?
*October 10, 2010*

**statistics**

what is the level of measurement for the following question? 1) the SAT scores for the GEORGE W BUSH white house staff. It is nominal, interval, ordinal, or rational? Why?
*October 10, 2010*

**Physical science**

what is refraction?
*October 9, 2010*

**US History**

How did the federalists and the Jeffersonian republicans differ in their opinion of how the constitution should be interpreted? if a link to a page i can read is provided i'd be extremely grateful otherwise just answer is somewhat fine
*October 7, 2010*

**Social Studies**

I know for sure that #1 is A. Churches and #5 is C. 35% (or one third of Americans). Rest, I'm not so sure on.
*October 7, 2010*

**algebra**

m=-3 passing through p(3.5)
*October 6, 2010*

**3rd grade**

using four different digits, what is the least sum you can get when you add two digit numbers?
*October 5, 2010*

**Math **

the first one is 8 inside the path #'s 10-2= and 6+2=8
*October 5, 2010*

**accounting**

The two cases described below are independent of each other. Each case provides the information necessary to prepare the stockholders' equity section of a corporate balance sheet. a. Early in 2007, Wesson Corporation was formed with the issuance of 50,000 shares of ...
*October 3, 2010*

**algebra**

what do i do
*September 30, 2010*

**Math**

how many people can receive equal $16 shares from a total of $496
*September 30, 2010*

**algebra**

evaluate the exprression 90/x for the given values of x to complete the table x 2 3 5 9 15 18 20
*September 28, 2010*

**english**

Mood and tone! can someone kindly and effectively explain the difference.I am lost completely.Help!
*September 24, 2010*

**Algebra**

I can't figure out the answer to question: When you subtract -2c+3d from 5c-7d
*September 24, 2010*

**history**

what factors most influenced colonial development
*September 23, 2010*

**math**

-3.38+r-9.76 Solve, I think the answer is 2/8.
*September 22, 2010*

**math**

how do you solve this equation.
*September 22, 2010*

**math**

s+5/8=7/8
*September 22, 2010*

**math**

s+5/8=7/8
*September 22, 2010*

**math**

Using the following six digits, 1, 2, 4, 6, 8, and 9, fill in the blanks below to make the maximum product that you can. Use each digit only once. How does an understanding of place value help determine the best solution to this problem? __ __ __ x __ __ __
*September 22, 2010*

**Math**

Using the definition for the Fourier transform, prove that this operation is linear.
*September 22, 2010*

**PHYSICS**

Taylor Swift leaves Philadelphia for a concert in Dallas. Kellie Pickler leaves at the same time, but in a different tour bus. After 2 hours, Taylor's bus has traveled 50% further than Kellie's bus. If Taylor's bus is going 30mph faster than kellies's bus, how ...
*September 21, 2010*

**Aberdeen**

A model rocket is launched straight upward with an initial speed of 40.0 m/s. It accelerates with a constant upward acceleration of 2.50 m/s2 until its engines stop at an altitude of 120 m.
*September 20, 2010*

**ALGEBRA...[HELPP!!]**

Arianna kicks a soccer ball off the ground and in the air with an initial velocity of 42 feet per second. Approximately what maximum height does the soccer ball reach?
*September 16, 2010*

**accounting 101**

Preparing A Journal Entry. I need help telling whether it's accounts receivable, rent expense, etc. Also determining whether it's debit or credit. I understand everything else like the T-account and Trial Balance, just determining what they are is what I'm having ...
*September 16, 2010*

**Chemistry**

Yes in fact it is. So does that mean that the time it takes for the concentration to decrease to 0.180 mol/l would just be k then since its a zero order?
*September 14, 2010*

**Chemistry**

The rate law of a reaction, A-> B+C is given by the expression: Rate=k, where k=0.0113 mol/L min. If the initial concentration of the reactant is 0.225 mol/L, how long does it take for the concentration to decrease to 0.180 mol/L? I know i have to find the order of the ...
*September 14, 2010*

**calculus**

Find the limit L. Then find delta > 0 such that |f(x) - L| < 0.01 whenever 0 < |x-c| < delta. lim x -> 4 (4- (x/2))
*September 14, 2010*

**algebra 1b**

Arianna kicks a soccer ball off the ground and in the air with an initial velocity of 42 feet per second. Approximately what maximum height does the soccer ball reach?
*September 14, 2010*

**College Chemistry**

Help Please.
*September 14, 2010*

**College Chemistry**

This is based on the Collision theory.
*September 14, 2010*

**College Chemistry**

Which of the following changes generally lead to greater reaction rates? (I)Increasing the temperature (II)Decreasing the concentration of a reactant or (III) adding a catalyst I know that change in temperature influences the reaction, in this case it speeds up and that adding...
*September 14, 2010*

**algebra**

In 1995, the life expectancy of males in a certain country was 70.1 years. In 1999, it was 73.6 years. Let E represent the number of years since 1995. The linear function E(t) that fits the data is E(t) =_____ t +______.(Round to the nearest tenth) Use the function to predict ...
*September 14, 2010*

**chemistry**

30.2 g
*September 11, 2010*

**chemistry**

How many grams of na3po4 will be needed to produce 425ml of a solution that has a concentration of na+ ions of 1.30 M?
*September 11, 2010*

**math**

5x=-15
*September 11, 2010*

**scientist**

Scientists performed an experiment to determine whether there is a connection between learning ability and food. They took two groups of 20 mice each, all from the same purebred strain. The mice were deprived of food for 3 days and then given a standard learning session in ...
*September 10, 2010*

**Chemistry**

(3.9)*(0.9025J)*(Tfinal-99.3)+(10)*(4.184J)*(Tfinal-22.6)=0 (3.51975J)*(Tfinal-99.3)+(41.84J)*(Tfinal-22.6)=0 45.35975JTfinal-1295.095175=0 1295.095175/45.35975=28.6 degrees celsius
*September 10, 2010*

**math**

Saturn is 6 times further from the Sun than Mars. Define a variable and write and expression for the distance of Saturn from the Sun. Not the same person
*September 8, 2010*

**Physics (Oscillation)**

If a particle moves in simple harmonic motion with a frequency of 3.00 Hz and an amplitude of 5.00 cm through what total distance does the particle move during one cycle of its motion, what is its maximum speed, where does this maximum speed occur and what and where does the ...
*September 8, 2010*

**com155**

So how did you do on this? I have the same assignemnt but I have come up with different answers than yours. How did you do?
*September 8, 2010*

**Chemistry**

Thanks I just figured it out too. I appreciate your help.
*September 7, 2010*

**Chemistry**

A solution is prepared by dissolving 5.00g of an unknown molecular solid in water to make 500 ml of solution. The osmotic pressure of the solution is 1.61 atm at 25 degrees C. What is the molar mass of the solute? This is what ive done so far: M= 1.61atm/(0.0821Lxatm/molxK)(...
*September 7, 2010*

**algebra**

solve algebraically x^2 + y^2 = 16 x - y = 4
*September 6, 2010*

**algebriacally.**

x^2 - y^2 = 9 y = 4
*September 6, 2010*

**equation**

Solve algebraically and check y = x^2 - 3 x + y = -1
*September 6, 2010*

**IT/Business/Law?**

Do I have to register for copyright protection of works of art including writing, photographs and digital images?
*September 5, 2010*

**science**

an object will accelerate in free fall because the only force accting on it is gravity True or false
*September 3, 2010*

**Math**

Can someone please tell me what the vertex and line of symentry would be for r(x)=-3(x+3)^2.. Thank you
*August 30, 2010*

**College Chemistry**

Help please.
*August 30, 2010*

**College Chemistry**

Complete the following table for aqueous solutions of caffeine, C8H10O2N4. Find: Molality Mass Percent Solvent Ppm Solute Given: Mole Fraction Solvent = 0.900 Molar Mass is 194.2g i believe.
*August 30, 2010*

**basic college reading**

main idea of mythMyth 2: You have to read every word. Some experts suggest that you don’t need to read every word of a passage. This is particularly true once you break your reading task into steps with distinct purposes. For example, the first step in SQ3R is to survey. ...
*August 25, 2010*

**basic college reading**

find the mainMyth 1: You only need to read the material once. Textbooks are packed with too much information to understand, much less retain, in one reading session. This is particularly true if the information is new and unfamiliar. Most students who can read and retain ...
*August 25, 2010*

**Physics 221**

Hydraulic engineers in the United States often use, as a unit of volume of water, the acre-foot, defined as the volume of water that will cover 1 acre of land to depth of 1 ft.(feet) A severe thunderstorm dumped 2.0in. (inches) of rain in 30 minutes on a town of area 26 km2 (...
*August 21, 2010*

**Algebra 2 **

I need help finding the vertex of the parabola y=x^2-3x-21
*August 19, 2010*

**math**

A rectangular Persian carpet has a perimeter of 240 inches. The length of the carpet is 30 inches more than the width. What are the dimensions of the carpet? Use P = 2L + 2W.
*August 17, 2010*

**Algebra**

The second angle of a triangle is 3 times as large as the first. The third angle is 55° more than the first. Find the measure of the smallest angle
*August 17, 2010*

**calculus**

Determine whether the graph of the equation is symmetric with respect to the x-axis, y-axis, line y=x, line y=-x, or none of these. x+y=6 Do I have to move the y and 6 to the other side of the equations or does it not matter? Also, if I do, when I test using the equation a^2...
*August 11, 2010*

**medical **

according to a December 4 hospital census of 100 , what are the total inpatient service days for December 5 ?
*August 10, 2010*

**accounting**

The overall (weighted average) cost of capital is composed of a weighted average of : a)The cost of common equity and the cost of debt b)The cost of common equity and the cost of preferred stock c)The cost of preferred stock and the cost of debt d)The cost of common equity, ...
*August 5, 2010*

**physics**

A spring (k=200N/m) is fixed at the top of a frictionless plane inclined at an angle of 40 degrees. A 1 kg block is projected up the plane from an initial position that is distance d=0.60m from the end of the relaxed spring, with an initial kinetic energy of 16J. A) What is ...
*August 1, 2010*

**physics**

A spring (k=200N/m) is fixed at the top of a frictionless plane inclined at an angle of 40 degrees. A 1 kg block is projected up the plane from an initial position that is distance d=0.60m from the end of the relaxed spring, with an initial kinetic energy of 16J. A) What is ...
*July 27, 2010*

**business**

idk?
*July 24, 2010*

**business**

Business relationships often present ethical dilemmas that are ________ 1. not easily resolved 2. easily resolved by following the relevant laws 3.best resolved by creating a lose-lose situation 4.irrelevant and therefore require no action
*July 24, 2010*

**Economics**

A reliable 15-year-old babysitter can be a price maker within her own neighborhood. Suppose that this babysitter wishes to implement a Multipart Pricing Plan. Customers who use her services less than L hours per month will pay a high price of PH dollars per hour. Customers who...
*July 20, 2010*

**english**

Lucia works for a lawyer who depends on her for everything. Answering phones, planning business trips, proofreading documents, and scheduling appointments. Is this sentence grammatically correct
*July 19, 2010*

**physics**

A horse pulls a cart with a force of 40lb at an angle of 30 degrees above the horizontal and moves along at a speed of 6mi/hr. A) how much work does the force do in 10 min? B) What is the average power (in horsepower) of the force?
*July 18, 2010*

**Trigonometric Functions**

This is confusing
*July 15, 2010*

**finance**

Oppenheimer Bank is offering a 30-year mortgage with an EAR of 5 3/8%. If you plan to borrow $150,000, what will your monthly payment be?
*July 12, 2010*

**allied health**

I want to say D. Not sure here Which of the following is true in regard to limited data sets? A. Patients must authorize the use of limited data sets. B. Those who receive limited data sets can pass them on without restrictions. C. Limited data sets can’t include a ...
*July 6, 2010*

**health**

please show examples og week nine final for human services admin.
*June 27, 2010*

**human services admin**

help with week nine final project
*June 27, 2010*

**pre-calculus**

I'm not sure. It was on my math test. I typed it out exactly like it said on the test.
*June 21, 2010*

**pre-calculus**

Prove 3+4+5+...+(n+2) = [n(n+5)]/2 for n>4 Do the first step in a proof by induction.
*June 21, 2010*

**trig**

Write the following equation in standard form and identify the type of conic: 9y^2 - 4x^2 + 8x + 18y + 41 = 0
*June 14, 2010*

**math**

In November, a toy was $40.00. In Dec., the price increased by 80%. In Jan., the price decreased by 80%. What was the price of the toy after it was discounted in January?
*June 13, 2010*

**MATH**

Triangle XYZ below is an isosceles triangle with legs and . and are perpendicular bisectors of triangle XYZ. Find the length of segment if QR = Â½ x and QS = - Â½ x + 4.
*June 4, 2010*

**calculus**

I'm not sure how to find the limit of this problem :S limit as x -> 0+ (cos(x))^(1/x^2)
*May 31, 2010*

**CHEIMISTRY**

A buffer solution is 0.20 M in HPO42- ions and 0.l0 M in H2PO4- ions. What is the H3O+ ion concentration of the solution? The ionization constants for H3PO4 are as follows: Ka1 = 7.5 ´ 10 -3, Ka2 = 6.2 ´ 10-8, Ka3 = 1 ´ 10-12. a. 3.7 ´ 10-3 M b. 3.7 &...
*May 30, 2010*

**chemistry**

What is Ka for 4-aminobenzoic acid if a 0.020 M solution of the acid has a pH of 3.31? a. 2.5 ´ 10-2 b. 2.0 ´ 10-2 c. 4.9 ´ 10-4 d. 1.2 ´ 10-5 e. 2.8 ´ 10-6
*May 30, 2010*

**college**

arranged in a triangle with each building about 500 meters apart. Previously, these buildings were wired with CAT3 UTP running 10BaseT Ethernet. The IT director had mandated that your company will need to use 1000 Mbps Ethernet to the desktop. Define a comprehensive network ...
*May 28, 2010*

**Physics**

A 1.3 X 10^3 kg car traveling with a speed of 2.5 m/s executes a turn with a 7.5 m radius of curvature. Calculate the centripetal acceleration of the car and the centripetal force acting on the car.
*May 24, 2010*

**Physics**

Describe the primary force or forces involved when a car executes a turn. Explain why passengers tend to lean or slide toward the outside of the turn.
*May 24, 2010*

**Physics**

Centripetal force can be calculated from centripetal acceleration by?
*May 24, 2010*

**Physics**

A centripetal force acts
*May 24, 2010*

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