Saturday

March 28, 2015

March 28, 2015

Post a New Question | Current Questions

**Ashworth college**

The lifetimes of light bulbs of a particular type are normally distributed with a mean of 270 hours and a standard deviation of 11 hours. What percentage of the bulbs has lifetimes that lie within 2 standard deviations of the mean on either side? Apply the 68-95-99.7 rule to ...
*Tuesday, December 2, 2014 at 7:06am*

**American History**

1. Reagan embraced the idea that through tax incentives the private sector would shift its resources from tax shelters to productive investment. This theory is referred to as A. supply-and-demand economics. B. neofederalism. C. deficit economics. D. supply-side economics. 2. ...
*Monday, December 1, 2014 at 10:11pm*

**college algebra**

Find the Inverse (x)=√2x+9
*Monday, December 1, 2014 at 6:57pm*

**English Essay Advice**

My college professor is a highly difficult grader and will always find a way to take her students' papers apart. Therefore, any advice regarding the following essay topic would be appreciated: How has YouTube altered our definition of creativity? (We are also supposed to ...
*Monday, December 1, 2014 at 6:31pm*

**College Geometry**

A tipi is a portable structure made of poles and covered in hides. Native American tipis varied in size and the number of poles used. A 12-pole tipi framework is shown in the following figure. The framework of a tipi lean toward the west so the apex was not centered above the ...
*Monday, December 1, 2014 at 3:57am*

**band essay-Ms. Sue**

Who wouldn’t want the chance to go to Puerto Rico? I have been excited for this band trip opportunity since it was introduced last winter. A once in a lifetime opportunity to share my love of music and explore another culture is an eyeopening experience! I believe I am a ...
*Monday, December 1, 2014 at 12:08am*

**College Algebra**

A new employee at a sales company is offered one of three different possible salary packages, A, B and C. The new employee will work 15 hours per week. Package A: $105 for the 15 hours of work each week. Package B: $60 plus a commission of 8% of all sales during the week. ...
*Friday, November 28, 2014 at 3:47pm*

**Algebra**

A community college campus plans to construct a rectangular parking lot on land bordered on one side by a highway. There are 640 feet of fencing available to fend the other three sides. Let x represent the length of each of the two parallel sides of fencing. a) Express the ...
*Wednesday, November 26, 2014 at 10:37am*

**grovment**

The Electoral College was included in the Constitution primarily because the Framers believed that __________. political parties might be regulated by the government the general public might be swayed by a charismatic leader cooperation between the executive and legislative ...
*Tuesday, November 25, 2014 at 9:28am*

**Math**

As a savings plan for college, when their son Bill was born, the Johnson's deposited $10,000 in an account paying 4% compounded quarterly. How much is this account when Bill is 18 years old?
*Monday, November 24, 2014 at 6:01pm*

**Math**

Probability Question: A college student claims that she can identify 3 different types of cheese by taste. An experiment is set up to test her ability. She is blindfolded and given three pieces of cheeses, each representing a different brand. What is the probability that she ...
*Monday, November 24, 2014 at 4:52pm*

**College Physics**

A weightlifter has a basal metabolic rate of 64.6 W. As he is working out, his metabolic rate increases by about 650 W. (a) How many hours does it take him to work off a 450 Calorie bagel if he stays in bed all day? (b) How long does it take him if he's working out? (c) ...
*Monday, November 24, 2014 at 3:09pm*

**College Physics**

(a) How many hours does it take him to work off a 450 Calorie bagel if he stays in bed all day? (b) How long does it take him if he's working out? 2 h (c) Calculate the amount of mechanical work necessary to lift a 126 kg barbell 2.10 m. 3 J (d) He drops the barbell to the...
*Monday, November 24, 2014 at 3:06pm*

**College Physics**

A thin rod (uniform density & thickness) has mass M and length L. It is attached to the floor at a fixed location by a friction-less hinge. The rod start at rest, balanced vertically on its hinge end. ______________________________________ 1) While balanced vertically, the ...
*Sunday, November 23, 2014 at 9:18pm*

**College English**

The can of mushroom soup must have spoiled it was bulging at the top.
*Sunday, November 23, 2014 at 12:06am*

**statistics**

Describe whether the following study would most likely be “observational” or “experimental”, and why it would be so. A survey examines the preferences for laundry detergent. ***The admissions office wants to estimate the cost of textbooks for students at ...
*Saturday, November 22, 2014 at 9:23pm*

**college algebra**

An investment initially worth $5300 earns 7.7% annual interest, and an investment initially worth $8000 earns 5.6% annual interest, both compounded annually. How long will it take for the smaller investment to catch up with the larger one?
*Friday, November 21, 2014 at 2:25am*

**college algebra**

A rectangle picture frame has a perimeter of 1800 centimeters and a width that is 300 less than its length. Find the area of the picture.
*Thursday, November 20, 2014 at 8:49pm*

**college chem**

Calculate the molar enthalpy of reaction standard enthalpy of formation below. H20 = -285.8 kj/mole H+ = 0.0 kj/mole OH- = -229.9 kj/mol H+(aq) + OH-(aq)→H2O(l) For this, don't you do the summation of products x stoichemtry + the sum of reactants x stoich. from there...
*Thursday, November 20, 2014 at 3:54pm*

**College Chem**

How would temperature changes observed using a calorimeter differ for exothermic and endothermic reactions?
*Thursday, November 20, 2014 at 3:33pm*

**south mountain community college**

A poster is to have an area of 210in^2 with 1 inch margins at the bottom and sides and a 2 inch margin at the top. Find the exact dimensions that will give the largest printed area.
*Thursday, November 20, 2014 at 3:12am*

**college chem**

A student constructs a galvanic cell that has a strip of iron metal immersed in a solution of 0.1M Fe(NO3)2 as one half-cell and a strip of zinc metal immersed in a solution of 0.1M Zn(NO3)2 as the other half-cell. The measured cell potential is less than zero when the ...
*Wednesday, November 19, 2014 at 11:02pm*

**Finance**

Baako has invested $75,000 in a trust fund at 9% for his child's college education. His child will draw $30,000 per year for four years, starting at the end of year 7. What will be the amount that will be left over in the education fund at the end of year 10, just after ...
*Wednesday, November 19, 2014 at 7:26pm*

**Language Arts 8A**

It is difficult to escape the influence of television. If you fit the statistical averages, by the age of 20 you will have been exposed to at least 20,000 hours of television. You can add 10,000 hours for each decade you have lived after the age of 20. The only things ...
*Wednesday, November 19, 2014 at 2:13pm*

**English**

Lina went on her first diet in High school for three days she ate nothing but carrot sticks, cottage cheese, and apples. Then scarfed down two double sentence cheeseburgers with fries and a chocolate shake. Her other attempts at dieting didn’t last much longer. By ...
*Tuesday, November 18, 2014 at 10:30pm*

**English**

Lina went on her first diet in High school for three days she ate nothing but carrot sticks, cottage cheese, and apples. Then scarfed down two double sentence cheeseburgers with fries and a chocolate shake. Her other attempts at dieting didn’t last much longer. By ...
*Tuesday, November 18, 2014 at 7:49pm*

**statistics**

suppose that 70% of all college students love math. in a random sample of 8 college students, let x be the number of students who love math.find p(x=6)
*Tuesday, November 18, 2014 at 1:19pm*

**8TH GRADE LANGUAHE ARTS**

It is difficult to escape the influence of television. If you fit the statistical averages, by the age of 20 you will have been exposed to at least 20,000 hours of television. You can add 10,000 hours for each decade you have lived after the age of 20. The only things ...
*Tuesday, November 18, 2014 at 10:44am*

**Language Arts; Trouble with television**

It is difficult to escape the influence of television. If you fit the statistical averages, by the age of 20 you will have been exposed to at least 20,000 hours of television. You can add 10,000 hours for each decade you have lived after the age of 20. The only things ...
*Monday, November 17, 2014 at 10:46pm*

**college, math**

Karen and Wayne need to buy a refrigerator because theirs just broke. Unfortunately, their savings account is depleted, and they will need to borrow money in order to buy a new one. Sears offers them an installment loan at 12% (add-on rate). If the refrigerator at Sears costs...
*Monday, November 17, 2014 at 5:48pm*

**BAsic college math**

732,178 + 167 – 542,137 =
*Monday, November 17, 2014 at 5:26pm*

**College Physics**

A 1.45kg mass oscillates according to the equation x=0.650cos8.10t, where x is in meters and t is in seconds.Determine the amplitude, frequency, total energy, and the potential and kinetic energy at x=0.370
*Monday, November 17, 2014 at 3:02pm*

**college algebra**

Suppose that the Russian population is declining by 0.48% each year, and continues to decline at this rate every year. a.) what is the overall 'growth' factor (really a decline factor) for 40 years of population decline? As a percentage of the current population, what ...
*Monday, November 17, 2014 at 12:00am*

**Psychology**

Here is the scenario. -------------------------------------- Are Smarties as addictive as drugs? A new research study proves that Smarties, Canada’s favourite chocolate candy, are as addictive as cocaine. Cocaine is a psychedelic drug that is known to be highly addictive...
*Saturday, November 15, 2014 at 12:44pm*

**college algebra**

Find Functions with Given Zeros √2, -√2, 3
*Friday, November 14, 2014 at 6:12pm*

**College Algebra**

-10-6i / -9+9i
*Thursday, November 13, 2014 at 10:41pm*

**College Algebra **

-6 - radical 10 / 3+8 radical 10
*Thursday, November 13, 2014 at 10:34pm*

**8th grade English; Trouble with Television**

The Trouble with Television Robert MacNeil It is difficult to escape the influence of television. If you fit the statistical averages, by the age of 20 you will have been exposed to at least 20,000 hours of television. You can add 10,000 hours for each decade you have lived ...
*Thursday, November 13, 2014 at 9:24pm*

**Biochem**

Computers English Foreign Languages Health Home Economics Math Music Physical Education Science Social Studies GRADE LEVELS Preschool Kindergarten Elementary School 1st Grade 2nd Grade 3rd Grade 4th Grade 5th Grade 6th Grade 7th Grade 8th Grade High School 9th Grade 10th ...
*Thursday, November 13, 2014 at 8:07am*

**College Algebra **

Ozone occurs at all levels of Earth's atmosphere. The density of ozone varies both seasonally and latitudinally. At a given city, the density D(h) of ozone (in 10^−3cm/km) for altitudes h between 20 kilometers and 35 kilometers was determined experimentally. For the ...
*Wednesday, November 12, 2014 at 2:12pm*

**College Algebra **

Find the standard equation of a parabola that has a vertical axis and satisfies the given conditions. x-intercepts −2 and 8,highest point has y-coordinate 5
*Wednesday, November 12, 2014 at 2:10pm*

**College Algebra **

An object is projected vertically upward from the top of a building with an initial velocity of 112 ft/sec. Its distance s(t) in feet above the ground after t seconds is given by the equation s(t) = −16t^2 + 112t + 100. (a) Find its maximum distance above the ground. s(t...
*Wednesday, November 12, 2014 at 2:09pm*

**College Algebra**

graph linear equation Y=1/2x-3 and -x+2y=-6
*Tuesday, November 11, 2014 at 5:00pm*

**College engineering**

A prismatic bar has length L = 2m and a circular cross-section with diameter d = 50 mm. A tensile load is applied which causes thhe bar to extend by ∂ = 1.4 mm. a) Find the normal strain. b)If the elastic modulus is 200 GPa, find the applied aal tensile load P. I got ...
*Tuesday, November 11, 2014 at 4:58pm*

**Psychology**

1. Which of the following is NOT an empirical question? A. Are women more talkative than men? B. Is dieting an effective weight loss strategy? C. Should we prohibit cell phone use while driving? D. Does cognitive psychotherapy help depressed people? 2. The tendency to notice ...
*Tuesday, November 11, 2014 at 4:00am*

**College Math**

An object is projected vertically upward with an initial velocity of v0 ft/sec, and its distance s(t) in feet above the ground after t seconds is given by the formula s(t) = −16t^2 + v0t. (a) If the object hits the ground after 8 seconds, find its initial velocity v0. v0...
*Monday, November 10, 2014 at 3:07pm*

**College Algebra **

If the point P is on the graph of a function f, find the corresponding point on the graph of the given function. P(4,9) y=1/3f(1/2x)-1
*Monday, November 10, 2014 at 2:30pm*

**Math 201 ( Algebra)**

A student has a number of $40 dollar and $80 dollar savings bonds to use for part of her expenses for college. The total value of the bonds is $1000. There are 7 more $40 bonds than $80 bonds. How many of each type of bond does she have?
*Monday, November 10, 2014 at 2:11pm*

**College Algebra**

'rental miles: it cost 27.95 per day plus 0.15 per mile to rent a car. How many miles was a car driven that was rented for one day and had a rental bill of $45.95?'
*Sunday, November 9, 2014 at 10:23pm*

**college algebra **

how to solve equation in the real number system, x^4 +12x^3 +10x^2-9x+9x+22=0
*Sunday, November 9, 2014 at 6:36pm*

**college algebra **

hw to solve equation in the real number system, x^4 +12x^3 +10x^2-9x+9x+22=0
*Sunday, November 9, 2014 at 6:35pm*

**College algebra **

Use descartes rule of sign to determine the possible number of positive real zeros and possible number of negative 6x^5-6x^4+7x^3-8
*Sunday, November 9, 2014 at 4:36pm*

**college statistics **

the math SAT scores for all students who applied to the school of engineering are normally distributed with M=629 and standard deviation of 60. the school of engineering has decided to accept those students whose scores fall in the top 15%. what is th minimum score an appliant...
*Thursday, November 6, 2014 at 6:34pm*

**college statistics**

the average length of time required for students to complete a test in a an introductory statistics course is found to be 50 minutes with a standard deviation of 12 minutes. if students are allowed 80 minutes to complete the test , approximately what percentage of the students...
*Thursday, November 6, 2014 at 6:29pm*

**college math**

1. A farmer has 1000 acres of land on which corn, wheat, or soybeans can be grown. He also knows that each acre of corn requires 5 days of labor and yields a profit of $20. Each acre of wheat requires 9 days of labor and yields a profit of $40. Each acre of soybeans requires ...
*Thursday, November 6, 2014 at 5:54pm*

**College physics**

In this problem you will estimate the heat lost by a typical house, assuming that the temperature inside is T(in) = 20 degrees celcius and the temperature outside is T(out) = 0 degrees celcius. The walls have fiberglass insulation, which dominates the heat conduction ...
*Thursday, November 6, 2014 at 3:40am*

**college statistics**

how many ways can a 3 person committee be formed from 12 people
*Wednesday, November 5, 2014 at 12:49am*

**english**

The Trouble with Television by Robert Mac Neil It is difficult to escape the influence of television. If you fit the statistical averages, by the age of 20 you will have been exposed to at least 20,000 hours of television. You can add 10,000 hours for each decade you have ...
*Monday, November 3, 2014 at 10:51pm*

**I need help asap**

The Trouble with Television by Robert Mac Neil It is difficult to escape the influence of television. If you fit the statistical averages, by the age of 20 you will have been exposed to at least 20,000 hours of television. You can add 10,000 hours for each decade you have ...
*Monday, November 3, 2014 at 5:20pm*

**english help repost**

The Trouble with Television by Robert Mac Neil It is difficult to escape the influence of television. If you fit the statistical averages, by the age of 20 you will have been exposed to at least 20,000 hours of television. You can add 10,000 hours for each decade you have ...
*Monday, November 3, 2014 at 10:43am*

**Language Arts**

The Trouble with Television by Robert Mac Neil It is difficult to escape the influence of television. If you fit the statistical averages, by the age of 20 you will have been exposed to at least 20,000 hours of television. You can add 10,000 hours for each decade you have ...
*Monday, November 3, 2014 at 7:55am*

**North Central**

Steven collected data from 20 college students on their emotional responses to classical music. Students listened to two 30-second segments from “The Collection from the Best of Classical Music.” After listening to a segment, the students rated it on a scale from 1 ...
*Sunday, November 2, 2014 at 9:35pm*

**STAT**

1. In a study of the income of U.S. factory workers, a random sample of 100 workers shows a sample mean of $35,000. Assume that the population standard deviation is $4,500, and that the population is normally distributed. A) Compute the 90%, 95% and 99% confidence intervals ...
*Sunday, November 2, 2014 at 7:34pm*

**College chemistry**

How much heat is transferred when freezing 520 grams of water at 0 degrees Celsius?
*Sunday, November 2, 2014 at 1:33pm*

**8th grade language arts**

The Trouble with Television by Robert Mac Neil It is difficult to escape the influence of television. If you fit the statistical averages, by the age of 20 you will have been exposed to at least 20,000 hours of television. You can add 10,000 hours for each decade you have ...
*Sunday, November 2, 2014 at 9:33am*

**College Chemistry**

Please tell me what I did wrong on this problem: Given the equation Fe2O3(s)+3CO(g)→2Fe(s)+3CO2(g), Calculate the number of grams of CO that can react with 0.370kg of Fe2O3 Here's what I did: .370kg x 1000 = 370g of Fe2O3 370g/[(55.85 x 2) + (13 x 3)] = 2.32 mol 2.32...
*Saturday, November 1, 2014 at 5:04pm*

**College Intermediate Algebra**

(x-3)^2 + [10x-30] +24
*Saturday, November 1, 2014 at 2:21pm*

**college algebra**

(x-3)^2+10x-30+24
*Saturday, November 1, 2014 at 2:17pm*

**College Intermediate Algebra **

The base of a triangle is terms of x is 2x+4x+2 and the height is x2+3x-4. What is the area of the triangle. I need to know am if I'm on the right track Area=1/2(2x+4x+2) (x2+3x-4)
*Saturday, November 1, 2014 at 12:00pm*

**sociology**

Mattie is a new sociology professor at the local college. During her first lecture, she noticed that some students were yawning. Based on her interpretation of the students yawning, Mattie has decided she is a boring teacher. This is an example of the process referred to as ...
*Friday, October 31, 2014 at 10:24pm*

**college algebra**

One isotope of holmium, 162Ho, has a half life of 22 minutes. The half-life of a second isotope, 164Ho, is 37 minutes. Starting with a sample containing equal amounts, find the ratio of the amounts of 162Ho to 164Ho after one hour. Rounded to three decimal
*Thursday, October 30, 2014 at 3:36pm*

**Career and education**

Describe the educational background/training necessary for that career. For example: 2-year college degree, Bachelor’s degree, graduate degree. What post-secondary routes could you take to get to that career? For example: attend a 2-year community college and transfer to ...
*Thursday, October 30, 2014 at 11:49am*

**College algebra **

Assume that the situation described can be modeled by a linear equation. Use the given information to find the y=mx+b form of the equation of the line. Suppose that a sales person observes that if an item is priced at $4 per item then 11 items are sold. If 9 items are sold for...
*Monday, October 27, 2014 at 7:22pm*

**College Algebra**

The average cost of a 1 minute commercial on a leading network channel was 146,000 in the fall of 1999. This was a 8% decrease from the the cost a year earlier. What was the cost of a 1 minute commercial on the channel in the fall of 1998?
*Monday, October 27, 2014 at 5:08pm*

**college algebra**

Using a phone card to make a long distance call costs a flat fee of $0.80 plus $0.33 per minute starting with the first minute. Write a function for the cost of a long distance call C(x) in terms of x minutes for this situation.
*Monday, October 27, 2014 at 2:16pm*

**College Algebra **

Suppose a major league baseball player has hit 7 home runs in the first 16 games, and he keeps up this pace throughout the 162-game season. (a) Express the number y of home runs in terms of the number x of games played. (b) How many home runs will the player hit for the season...
*Saturday, October 25, 2014 at 8:13pm*

**College Algebra **

Find an equation of the line that is tangent to the circle x^2 + y^2 = 25 at the point P(−3, −4).
*Saturday, October 25, 2014 at 8:12pm*

**college algebra**

There were 39,000 desktop publishing jobs in the United States in 2000. It has been projected that there will be 64,000 desktop publishing jobs in 2010. (a) Using the BLS data, find the number of desktop publishing jobs as a linear function of the year. N(t)= _____? (b) Using ...
*Saturday, October 25, 2014 at 12:05am*

**College physics **

When a 0.15 kg baseball is hit, it approaches the bat with a speed of 20 m/s and undergoes an elastic collision. (a) What is the impulse delivered to the bat by the ball? (b) If the baseball is in contact with the bat for 1.3 ms, what is the average force exerted by the bat on...
*Friday, October 24, 2014 at 10:30pm*

**college algebra**

A line has the equation y = 5x + 4.(a) This line has slope of ___________? (b) Any line parallel to this line has slope _________? (c) Any line perpendicular to this line has slope _______?
*Friday, October 24, 2014 at 8:45pm*

**college algebra**

There were 39,000 desktop publishing jobs in the United States in 2000. It has been projected that there will be 64,000 desktop publishing jobs in 2010. (a) Using the BLS data, find the number of desktop publishing jobs as a linear function of the year. N(t) = ________ (b) ...
*Friday, October 24, 2014 at 8:25pm*

**Theories and issues in working with school-age chi**

According to the National Center for Educational Statistics, which of the following is a false statement? A. Boys are more likely than girls to fail or drop out of school. B. When it comes to grades and homework, boys outperform girls in elementary, secondary, high school, ...
*Friday, October 24, 2014 at 4:00pm*

**English**

@ words : 1- curtail 2- devastate 3- digress 4- incentive 5- incorporate 6- indispensable 7- intermittent 8- rigor 9- squander 10-succumb Linda never had to work hard to make good grades in high school. But in college, where the ___(8)___ of course work were greater, she soon ...
*Thursday, October 23, 2014 at 11:31pm*

**Georgia Highlands college**

Estimate the average force that a baseball pitcher's hand exerts on a 0.145-kg baseball as he throws a 39-m/s pitch. Assume the pitcher accelerates the ball through a distance of 3.0 m, from behind his body to where the ball is released and ignore the air resistance.
*Thursday, October 23, 2014 at 5:13pm*

**statisitcs **

The combined math and verbal scores for students taking a national standardized examination for college admission is normally distributed with a mean of 560 and a standard deviation of 180. If a college requires a student to be in the top 40 % of students taking this test, ...
*Thursday, October 23, 2014 at 11:50am*

**math**

A college student is looking at her monthly checking account records. On September 1, 2008, her checking account held a balance of $1,050. At the end of March 2009, her checking account held a balance of $800. What is the monthly rate of change for the student’s checking ...
*Thursday, October 23, 2014 at 9:43am*

**college algebra**

A rental company purchases a truck for $14,500. The truck requires an average cost of $6.75 per day in maintenance. (a) Find a linear function that expresses the total cost C of owning the truck after t days. C(t) = 1
*Wednesday, October 22, 2014 at 9:10pm*

**college algebra**

The rate at which water evaporates from a certain reservoir depends on the air temperature. The table below shows the number of acre-feet (af) of water per day that evaporate from the reservoir for various temperatures in degrees Fahrenheit. Temperature, °F af 40 760 60 ...
*Wednesday, October 22, 2014 at 9:06pm*

**college algebra**

A piece of pottery is removed from a kiln and allowed to cool in a controlled environment. The temperature (in degrees Fahrenheit) of the pottery after it is removed from the kiln is shown for various times (in minutes) in the following table. Time(min) Temperature (F) 15 2200...
*Wednesday, October 22, 2014 at 8:57pm*

**San Bernardino valley college**

The height of a triangle is 3 inches less than 5 times the length of its base. The area is 34 square inches. Find the length of the base and the height of the triangle.
*Wednesday, October 22, 2014 at 7:08pm*

**COLLEGE PHYSICS**

An internal explosion breaks an object, initially at rest, into two pieces. One piece (m1) is 1.5 times more massive than the other (m2). If 7500 J were released by the explosion, how much KE did each piece acquire?
*Wednesday, October 22, 2014 at 1:02pm*

**English**

Thank You Ms. Sue College English is harder then I thought and haven't had to ask just a few questions and I am running a 98 average
*Tuesday, October 21, 2014 at 7:56pm*

**college Genetics**

In tomatoes, tall(D) is dominant over dwarf (d) and smooth fruit(P) is dominant over pubescent fruit (p), which is covered with fine hairs. A farmer has two tall and smooth tomato plants, which we will call plant A and plant B. The farmer crosses plants A and B with the same ...
*Tuesday, October 21, 2014 at 1:41pm*

**College Pysics**

A sign hangs precariously from your prof's office door. Calculate the magnitude of the tension in string 1, if theta1 = 32.92o, theta2 = 54.99o, and the mass of the sign is 4.9 kg.
*Sunday, October 19, 2014 at 4:13pm*

**College Algebra 1**

What is the interval notation for -4(x+9)^3(x-11)^4(x+6)>0
*Sunday, October 19, 2014 at 3:49pm*

**college algebra**

find the zeros of f,f(x) = 2x2 + x − 21 x= ? larger value x= ? smaller value
*Sunday, October 19, 2014 at 2:16pm*

**college algeba**

Given r(x) = 6x x + 8 ,find the following. r(−1)= __ r(-3)= __ r(1/2)= __ r(0.1)=__ r(10,000)=___
*Sunday, October 19, 2014 at 2:13pm*

**college algebra**

A manufacturer produces a product at a cost of $26.80 per unit. The manufacturer has a fixed cost of $500.00 per day. Each unit retails for $37.00. Let x represent the number of units produced in a 5-day period. Write the profit P as a function of x. (Hint: The profit function...
*Sunday, October 19, 2014 at 2:05pm*

**college algebra**

A bus was purchased for $80,000. Assuming the bus depreciates at a rate of $6,000 per year (straight-line depreciation) for the first 10 years, write the value v of the bus as a function of the time t (measured in years) for 0 ¡Ü t ¡Ü 10. v(t)= _____
*Sunday, October 19, 2014 at 2:02pm*

**College Algebra (Word Problem)**

A rectangular eld is to be fenced o along the bank of a river; no fence is required along the bank of the river. The material for the fence costs 8 dollars per running foot for the two ends and 16 dollars per running foot for the side parallel to the river. If the area of...
*Sunday, October 19, 2014 at 1:38am*

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