Wednesday

June 29, 2016
Total # Posts: 46

**accounting**

Specify which of the following cash transactions would have resulted in the $4,100 posting to the account. (You select more than one answer. Single click the box with a check mark for correct answers and double click to empty the box for the wrong answers.) Receiving cash from...
*February 19, 2016*

**science**

Answer is B
*February 4, 2016*

**Culc please help**

Using the left endpoint with n = 3, approximate the area of the region bounded by f(x)=3x^2+3 and the x-axis for x between -4 and1
*May 16, 2015*

**Math**

(a) Find the present value of $ 4600 per year flowing uniformly over a 10 -year period if it earns 5.3 % interest compounded continuously. (b) What is its final value?
*May 10, 2015*

**math**

If 50100 dollars is deposited in an account for 14 years at 5.35 percent compounded continuously , find the average value of the account during the 14 years period.
*May 10, 2015*

**Math**

Given the following data set, x 0 1 2 3 4 5 6 y 0.06 0.156 0.4056 1.05456 2.741856 7.1288256 18.53494656 Determine by regression the best exponential function that fits the data Function =
*March 24, 2015*

**Calculus**

Santr 109 (a fictitious substance) decays by about 6% every day. How much of a 84 pound sample remains after: (a) 7 days (b) 3 weeks (b) 48 days
*March 24, 2015*

**Math**

i just did it Q(200) = 300 e^(-0.000324*200) = 281.176 But for b) and c) web work doesn't accept my answers Q(50000) = 300 e^(-0.000324*50000) = 0.000028 maybe i should multiply by something...
*March 19, 2015*

**Math**

The quantity Q of radioactive carbon remaining in a 300 - gram wood sample at time t is given by the expression Q(t) = 300 e^{- 0.000324*t}. How much radioactive carbon remains in the sample after (a) 200 years, (b) 50000 years, (c) 125500 years?
*March 19, 2015*

**chemistry **

How to prepare 0.2M of NaOH in 250ml volumetric flask???
*January 15, 2015*

**Math**

Consider the following sum 1/4*5+1/5*6+1/6*7+ ...+1/18*19 If it were written in sigma notation as a= b= f(i)=
*December 15, 2014*

**pre-calculus**

You are given a pair of equations, one representing a supply curve and the other representing a demand curve, where p is the unit price for x items. -45 x^2 - 74.5199999999995 x + 15921.36 - 1224.72 p = 0 and 54 x^2 + 1743.12 x + 13880.16 - 6940.08 p = 0 a. Identify which is ...
*October 14, 2014*

**pre-calculus**

It has been found that the supply of lamps varies linearly with its price. When the price per item was $ 94.67 ,64 items are supplied; When the price was $ 134.67 , 124 items are supplied. How many lamps are supplied when the price per item is $ 118.00 ? What is the lowest ...
*October 14, 2014*

**pre-calculus**

thank you
*October 13, 2014*

**pre-calculus**

The Hotel Florence has 550 rooms. Currently the hotel is filled . The daily rental is $ 700 per room. For every $ 14 increase in rent the demand for rooms decreases by 7 rooms. Let x = the number of $ 14 increases that can be made. What should x be so as to maximize the ...
*October 13, 2014*

**math**

thank you so much!!!
*October 13, 2014*

**math**

t has been discovered in a certain state that the relationship between the number of snow shovels demanded varies linearly with its price. When the price per item was $ 38 ,2200 items were demanded; When the price was $ 49 , 2125 items were demanded. Determine the price per ...
*October 13, 2014*

**Pre-calculus**

You are given a pair of equations, one representing a supply curve and the other representing a demand curve, where p is the unit price for x items. 80 p + x - 380 = 0 and 84 p - x - 40 = 0 Identify which is the supply curve and demand curve and the appropriate domain. Put the...
*October 13, 2014*

**math**

You are given a pair of equations, one representing a supply curve and the other representing a demand curve, where p is the unit price for x items. 80 p + x - 380 = 0 and 84 p - x - 40 = 0 a. Identify which is the supply curve and demand curve and the appropriate domain. Put ...
*October 13, 2014*

**pre-calculus**

A machine worth $10,000 new and having a scrap value of $1000 is to be depreciated linearly over an 18-year life. What will be the value of the machine after 9 years?
*October 7, 2014*

**Statistics**

8/sqrt(81)=8/9=0.89
*October 6, 2014*

**pre-calculus**

thank you
*October 3, 2014*

**pre-calculus**

It has been discovered in a certain state that the relationship between the number of snow shovels demanded varies linearly with its price. When the price per item was $ 38 ,2200 items were demanded; When the price was $ 49 , 2125 items were demanded. Determine the price per ...
*October 3, 2014*

**Math**

Determine whether the given equation is a circle, a point, or a contradiction (no real graph). x^2 + y^2 - 2 x - 16 y + 52 = 0 . The equation is a . (Enter "circle", "point", or "contradiction" in the answer space without quotes.)
*September 24, 2014*

**Math**

The Hotel Regal has 600 rooms. Currently the hotel is filled . The daily rental is $ 250 per room. For every $ 4 increase in rent the demand for rooms decreases by 4 rooms. Let x = the number of $ 4 increases that can be made. What should x be so as to maximize the revenue of ...
*September 22, 2014*

**Math**

A rectangular field is to be subdivided in 6 equal fields. There is 1200 feet of fencing available. Find the dimensions of the field that maximizes the total area. (List the longer side first) Width = feet Length = feet What is the maximum area ? Area =
*September 22, 2014*

**Math**

Find the vertex of the parabola y = f(x)= x^2 + 8 x - 11 x coordinate = y coordinate = Graph this function and estimate the x intercepts to the nearest tenth. Give your answers in order. x intercept one = x intercept two =
*September 22, 2014*

**Math**

A ball is thrown up at the edge of a 550 foot cliff. The ball is thrown up with an initial velocity of 87 feet per second. Its height measured in feet is given in terms of time t, measured in seconds by the equation h = -16 t^2 + 87 t + 550 a. How high will the ball go and how...
*September 16, 2014*

**Math**

The profit in dollars in producing x- items of some commodity is given by the equation P = - 37 x^2 + 1073 x - 7548 . How many items should be produced to break even? (If there are two break-even points, then enter the smaller value of x. Your solution may not be an integer. ...
*September 16, 2014*

**Math**

At a selling price of $ 54 , a lamp company breaks even on total sales of $ 3564 . If the company's overhead is $ 396 , find the marginal production cost per lamp and find the profit on sales of 145 lamps.
*September 15, 2014*

**Math**

Wile E. Coyote catapults himself off of a 500 ft. cliff with an initial velocity of 20 ft/sec. His height t seconds after catapulting is given by the function h(t) = −16t2 + 20t + 500 . (Note the y-intercept of (0, 500). a. Find his maximum height (Hint: he reaches ...
*September 12, 2014*

**chemistry**

delta E = w + q q=570 J V1 = 0.12 L V2 = 0.88 L delta V = 0.88 L - 0.12 L = 0.76 L w = -P x delta V w = -1.0 atm x 0.76 L = -0.76 L atm You need to convert L atm to J -0.76 L atm / 1 L atm x 101.3 J = -76.99 J delta E = -76.99 J + 570 J = 493 J Mastering Chemistry accepts this...
*December 19, 2012*

**managment**

Group 1 will represent a major tobacco company like R. J. Reynolds or Philip Morris. . Topic that will be debated is: Should tobacco companies cease and desist all advertising in the United States? Each group should thoroughly research the issues. You will be required to post ...
*September 27, 2011*

**managment**

Toyota used to sit on top of the world. It basked in the reputation of building high-quality cars efficiently. It enjoyed unprecedented growth, even surpassing General Motors as the largest car manufacturer in the world. But all of that came tumbling down with reports that ...
*September 27, 2011*

**social studies,managnent**

Toyota used to sit on top of the world. It basked in the reputation of building high-quality cars efficiently. It enjoyed unprecedented growth, even surpassing General Motors as the largest car manufacturer in the world. But all of that came tumbling down with reports that ...
*September 26, 2011*

**social studies,managnent**

Group 1 will represent a major tobacco company like R. J. Reynolds or Philip Morris. . Topic that will be debated is: Should tobacco companies cease and desist all advertising in the United States? Each group should thoroughly research the issues, and come prepared to class on...
*September 26, 2011*

**BUS 200**

You will represent a major tobacco company like R. L. Reynolds or Philip Morris. Research the issues and debate Should tobacco companies cease and desist all advertising in the US?
*September 14, 2011*

**social studies**

a. So with almost no impact on its sales and little concern amont its customers, should Wal-mart take on its critics and ight back, or shoul it focus on its business and let its results speak for themselves? b. What should Wal-mart do, if anything, in regard to highlu ...
*September 14, 2011*

**Physics**

When a certain spring is stretched beyond its proportional limit, the restoring force satisfies the equation F=-kx+βx^3. If k=8.5 N/m and β=105 N/m^3, calculate the work done by this force when the spring is stretched 0.114 m. My attempt: F= -(8.5)(0.114)+(105)(0.114...
*February 23, 2011*

**Physics**

A 11.3 weather rocket generates a thrust of 240 . The rocket, pointing upward, is clamped to thetop of a vertical spring. The bottom of the spring, whose springconstant is 570 , is anchored to the ground. Initially, before the engine is ignited, therocket sits at rest on top ...
*February 23, 2011*

**Chemitry**

Nitrogen dioxide, NO2, decomposes upon heating to form nitric oxide and oxygen according to the following equation: 2NO2(g)---->2NO(g) + O2(g) At the beginning of an experiment, the concentration of nitrogen dioxide in a reaction vessel was 0.1103 mol/L. After 60.0 sec, teh...
*December 2, 2010*

**algebra**

1. √(x + 6) = -8 x=? 2. 4√(2x - 3) < 12 solve the inequality 3. 4 ≥ √(6x - 12) - 8 solve the inequality 4. √(3x - 5) = x - 3 x=? 5. √(4 - x) ≥ √(3x + 4) solve the inequality 6. x + 3 = √(5x + 4) + 1 x=?
*January 4, 2010*

**Indentifying Fallacies**

false cause
*March 11, 2009*

**STATISTICS**

Here is the problem: (A) Select a random sample of 30 student from our population (we have a data entry to get the sample from). At the 0.05 level of significance is there evidence that the average travel time is greater than 45 minutes? (B) What assumptions must hold in order...
*December 16, 2007*

**math**

Mrs. Diaz wishes to save at least $1500 in 12 months. If she save $300 during the first 4 months, what is the least possible average amount that she must save in each of the remaining 8 months? After 4 months, 4 x 300 = $1200 will be saved. That leaves $300 to go in 8 months. ...
*January 9, 2007*

**social studies**

what gift from the 1970 christmas book gave new meaning to bathroom oasis
*November 30, 2006*

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