Monday
October 20, 2014

# Homework Help: College

College Algebra
A company builds bicycles. Their fixed cost is 300,000 and it costs $500 to make each bicycle(labor,materials,etc.) A)What is the cost equation and what is the average cost per bicycle? B)If the revenue equation is -3x^2+3200x where x is the number of bicycles, how many ... Monday, February 18, 2013 at 1:59pm College Algebra Pinocchio has a problem with lying. Everytime he lies, his nose grows. The size of his nose grows inversely to the square of the lying index(less truth is a statement). If his nose grows to 3 inches with a lying index of 2, what will be the lying index if his nose grows to 6 ... Monday, February 18, 2013 at 11:00am College Algebra You have 800 feet of fencing to enclose a rectangular plot that borders on a river. If you do not fence the side along the river,find the length and width of the plot that will maximize the area. What is the largest area that can be enclosed? Monday, February 18, 2013 at 10:52am college chemistry Assuming that 9.0\% of the energy output of a 65W lightbulb is visible light and that the average wavelength of the light is 550 {\rm nm}, how many photons are emitted by the lightbulb each second? Sunday, February 17, 2013 at 8:50pm College Algebra This is my question 2x^2-8x=-25 I cant seem to figure out how to solve for x? Sunday, February 17, 2013 at 4:18pm College Algebra Suppose that the length of a rectangle is 21 inches and the width is 4 more than one third of the length? Sunday, February 17, 2013 at 11:46am College Algebra A rectangle is bounded by the x-axis and the semicircle Y= SQ RT of 4-x^2. Write the area A of the rectangle as a function of x and determine the domain of the function. Saturday, February 16, 2013 at 11:38pm COLLEGE MATH What is the PROCUREMENT cost of this system? Cost Types Cost (in millions) Research/Development$400 Procurement of Prime mission $800 Procurement of support equipment$100 Procurement of Initial Spares $100 Operations & and Support$70,000 Disposal $100 ANWERS! (A). 800 ... Saturday, February 16, 2013 at 8:30pm Westwood college Sixth Fourth Bank has an issue of preferred stock with a$5.50 stated dividend that just sold for $97 per share. What is the bank’s cost of preferred stock? Saturday, February 16, 2013 at 5:44pm college algebra Axis symmetry x=3 passing thru (3,1) and (1,9) Not sure how to solve Saturday, February 16, 2013 at 1:06pm math the hostel of a college having 320 students has a stock of food for 80 days if 20 students leave the hostel after 20 days for how many more days will the food last? Saturday, February 16, 2013 at 4:29am college algebra Axis of symmerty x=3 passing thru (3,1) and (1,9) What is the best way to solve? Friday, February 15, 2013 at 7:32pm College Math What is the PROCUREMENT cost of the below system? Cost Types Cost (in millions) Research/Development$400 Procurement of Prime mission $800 Procurement of support equipment$100 Procurement of Initial Spares $100 Operations & and Support$70,000 Disposal $100 ANWERS! (a) 800 ... Friday, February 15, 2013 at 3:59pm Copperbelt international college A chord PQ of length 5.6cm divides a circle of radius 3.5cm into two segments.calculate the difference in areas between major and minor segment in the circle of chord PQ. Friday, February 15, 2013 at 1:07am college physics 1 The coefficient of static friction between a block of wood of mass 29.2-kg and a rough table is 0.51. The table is slowly tilted until the block of wood starts to slide down the surface. At what angle of the table with respect to the horizontal does the wood start to slide? ... Thursday, February 14, 2013 at 3:21pm college algebra Solve equation |x+3|=|2-x| Not sure which way to go to solve. Thanks Wednesday, February 13, 2013 at 7:28pm college chemistry 101 why does an opened bottle of carbonated water keep its frizz longer if kept in a refrigerator than if left at room temperature? Wednesday, February 13, 2013 at 4:03pm college algebra Solve absolute value inequality, use interval notations. |4+2x|-3> I know the answer is x>2 or x<-6 But I'm unsure how to solve it. Thanks Wednesday, February 13, 2013 at 2:57pm College A bod of 10kg is traveling in straight line at 10m/s (a)what is de momentum?(b)what is de average force required to increase its velocity 4rom zero to 20m/s in 4seconds? Wednesday, February 13, 2013 at 9:28am maths the heights of female students at a particular college are normally distributed with the mean 169 cm and standard deviation 9 cm. 1) Given that 80% of these female students have a height less than h cm ,find the value of h. 2) Given that 60% of these female students have a ... Wednesday, February 13, 2013 at 7:11am college trigonometry verify identity: (tanx-cotx)/sinxcosx=sec^2x csc^2x Tuesday, February 12, 2013 at 11:28pm college chemistry If i have a highly polar mobile phase, what will happen to the non-polar or less polar compounds during chromatography? will they move less up the TLC plate or actually even more because the mobile phase itself is so polar. Tuesday, February 12, 2013 at 6:45pm college Mathematics I have been trying to figure this out for day's please help if you can. A survey of 59 customers was taken at a book store regarding the type of novels purchased. The survey found 34 customers purchased mysteries, 27 purchased science fiction, 20 purchased romance novels, ... Tuesday, February 12, 2013 at 10:21am College Physics 2 A parallel-plate air capacitor is made from two plates 0.250 m square, spaced 0.70 cm apart. It is connected to a 140 V battery. a) What is the capacitance? C = 7.90×10−11 F b) What is the charge on each plate? Enter your answer as an absolute value of charge. Q = ... Monday, February 11, 2013 at 9:09pm college chemistry How will the Rf values be affected if i use a highly polar mobile phase instead of one that has intermediate polarity? Monday, February 11, 2013 at 4:51pm college algebar 5< x-2/6 <6 Monday, February 11, 2013 at 1:26pm Business Calculus Pam and Tim decide to start saving money for their daughter's college education. They open a college savings plan (529) with a 500 dollars initial investment and next month start to make monthly deposits of 120 dollars. If the account pays 8% compounded monthly, how much ... Monday, February 11, 2013 at 1:56am college algebra Need to solve what are the steps to do so? 1.5<9.1-0.5x<6.8. <they are underlined. Thanks Sunday, February 10, 2013 at 12:47pm college algebra I need to figure out how to solve this equation your help will be much appreciate:-) √5(x-1.2)-√3x<5(x+1.1) Sunday, February 10, 2013 at 12:45pm STAT Functional foods are those containing nutritional supplements in addition to natural nutrients. Examples include orange juice with calcium and eggs with omega-3. Kolodinsky, et al. (2008) examined attitudes toward functional foods for college students. For American students, ... Sunday, February 10, 2013 at 1:46am STAT Do you view a chocolate bar as delicious or as fattening? Your attitude may depend on your gender. In a study of American college students, Rozin, Bauer, and Catanese (2003) examined the importance of food as a source of pleasure versus concerns about food associated with ... Sunday, February 10, 2013 at 1:43am college algebra Please show me the steps to solving this equation:-) √5(x-1.2)-√3x<5(x-1) Your help is greatly appreciated. Sunday, February 10, 2013 at 1:03am College Algebra Hello - I am stuck on this problem and I'm in serious need of some help. I don't understand this question at all. The problem is: Find the equilibrium quantity and equilibrium demand function for the given: Supply: P=45q Demand: P=q^2+10,000 Saturday, February 9, 2013 at 7:40pm college chem Biphenyl, C12H10, is a nonvolatile, non ionizing solute that is soluble in benzene, C6H6. At 25 °C, the vapor pressure of pure benzene is 100.84 torr. What is the vapor pressure of a solution made from dissolving 14.3 g of biphenyl in 25.8 g of benzene? Saturday, February 9, 2013 at 5:42pm college algebra Write an equation of the line parallel to the line given by 3x-2y=8 and having the same y-intercept as the line given by 2y+3x=-4 (show work) I am stuck with this problem. Can you please show me how to do these types of equations? Thank you Saturday, February 9, 2013 at 1:53pm College Algebra If the length of molding to create the frame is 96 inches. If the frame surrounding the picture is 3.5 inches wude and the length is 6 inches longer than the width, what are the dimensions (length and width) of the picture that could be placed inside? Friday, February 8, 2013 at 6:23pm College Algebra for the sets {1,3,5,7,9} and {1,2,3,4,5} Define the ¿ and the U. Friday, February 8, 2013 at 6:15pm 7th grade language arts Ms. Sue please 1. Which of the following is not a part of evaluating sources? (1 point) checking the author's credentials questioning possible bias making sure the information is current agreeing with the author's opinions 2. Which of the following websites would you most likely use ... Friday, February 8, 2013 at 5:47pm english (theses writing) hello! :) I am a freshman college student and I am looking for a thesis topic about civil engineering.Can you give me a topic on my thesis about civil engineering? thanks :) Friday, February 8, 2013 at 7:39am College Algebra The base of a 28 foot ladder is placed 12 feet from the house. How far up house does the ladder reach? (The answer to the nearest tenth of a foot Friday, February 8, 2013 at 12:28am College Algebra The length of a rectangular carpet is 6 feet greater than twice its width. If the area is 72 square feet, find the carpet's length and width. Friday, February 8, 2013 at 12:13am College Algebra The distance, d, in feet that an object falls in t seconds is modeled by the formula d=16t(2) if you dive from a height of 128 feet, how long will it take to hit the water? (answer may be in simplified radical form). Friday, February 8, 2013 at 12:08am urgent urgent urgent A freshman studying medicine at an Ivy League College is a part of his class crew team and exercises regularly. After a particularly strenuous exercise session, he experiences severe cramps in his thighs and pain in his biceps. •Explain the chemical process that occurred ... Thursday, February 7, 2013 at 11:42am college physics a rice grain is sitting on top of an apple, it slides down. where does it come off the apple? assuming the apple is a frictionless sphere. Find the angle with respect to the vertical diameter of the apple. Thursday, February 7, 2013 at 2:57am college algebra I you are given two real numbers, explain how to determine which one is lesser. Thursday, February 7, 2013 at 1:09am college algebra Median family income in country x between 1990 and 1999 can be modeled by f(x)=1144.7(x-1990)+35,834 where x is the year. Determine the median income was$42,303. I did it this way don't know if it's right f(x)=1144.7(x-1990)+35,834 42,303-35,834 = 1144.7 - (x-1990) + ...
Wednesday, February 6, 2013 at 11:26pm

college algebra
Median family income in country x between 1990 and 1999 can be modeled by f(x)=1144.7(x-1990)+35,834 where x is the year. Determine the median income was $42,303. I did it this way don't know if it's right f(x)=1144.7(x-1990)+35,834 42,303-35,834 = 1144.7 - (x-1990) + ... Wednesday, February 6, 2013 at 11:03pm urgent urgent urgent A freshman studying medicine at an Ivy League College is a part of his class crew team and exercises regularly. After a particularly strenuous exercise session, he experiences severe cramps in his thighs and pain in his biceps. explain the process the muscle go through Wednesday, February 6, 2013 at 9:11pm college algebra Passing thru point (1,4); perpendicular to 2x+y=5 How do I solve this? I think it might be this but not sure please let me know what step I left out Thanks:-) 2x+y=5 y=5-2x y=2x-5 M1=2 4=-1/2(1)+c=1+c C=4 Y=-1/4x-1 Wednesday, February 6, 2013 at 7:07pm College Algebra cubic root of 27x^4 y^13 Wednesday, February 6, 2013 at 6:16pm college enlish comp 1 how to write a persasvie eassy on art is therapeutic Wednesday, February 6, 2013 at 9:59am Physical Science I studied this 2 years ago in college and am no back in school. I can't remember any of this stuff and I really need to figure it out. Please Help Me!! The Latent Heat of Vaporization for water is 540. cal/g. How much heat (in calories) must be added to 10.0 g of water at ... Tuesday, February 5, 2013 at 10:05pm College Algebra x^3-5x^2+4x-20 > 0 interval notation Tuesday, February 5, 2013 at 7:38pm college matematics you are dealt one card from a standard 52 card deck find the probability of being dealt a heart Tuesday, February 5, 2013 at 4:33pm College Algebra--Still Confused I have a few problems I need help with and also do have multiple choice. If I can have an explanation of how to get the answer that would be great. 1. Use the discriminant to determine whether the given equation has two irrational roots, two rational roots, one repeated root, ... Tuesday, February 5, 2013 at 11:18am college chem calculate the amount of energy (in kj) necessary to convert 457 g of liquid water from 0 Celecius to water vapor at 167 celcius. the molar heat of vaporization (Hvap) of water is 40.79 jk/mol. the specific heat for water is 4.187 j/g celcius and for steam 1.99 j/mol celcius. (... Monday, February 4, 2013 at 11:03pm college chem metallic iron crystallizes in a cubic lattice. The unit cell edge length is 287 pm. The density of iron is 7.87 g/cm^3. Calculate the mass (in grams) of one unit cell Monday, February 4, 2013 at 11:02pm college chem europium crystallizes in a body-centered cubic cell (the Eu atoms occupy only lattice points). calculate the mass of the unit cells Monday, February 4, 2013 at 11:02pm college chem calculate the amount of heat (in kj) required to convert 140.1 g of water to steam at 100c Monday, February 4, 2013 at 11:01pm College Algebra I have a few problems I need help with and also do have multiple choice. If I can have an explanation of how to get the answer that would be great. 1. Use the discriminant to determine whether the given equation has two irrational roots, two rational roots, one repeated root, ... Monday, February 4, 2013 at 9:21pm College Algebra help!!! I have to solve each equation using a u substitution and need help understanding how to do this. The first equation is: 1. x^2/3-2x^1/3-15=0 2. x+4=7 Squareroot x+4 Monday, February 4, 2013 at 7:44pm college chemistry How many grams would you weigh out to get 3.1 X 10-3 Moles of MgCl2? Monday, February 4, 2013 at 12:26pm college mathematics Three people are to be selected at random, each will be given one gift card. There is one card from Home Depot,one from Best Buy and one from Red Lobster. The first person selected will get to choose between the two remaining cards. The third person selected gets the third ... Monday, February 4, 2013 at 10:30am PLEASE CHECK THESE ANSWERS AMERICAN GOV 1. The nerve center of the American Presidency is (C) the President’s Cabinet. the Executive Office of the President. the Congressional houses. the Civil Service. 2. Presidential elections include all of the following except (D) participatory caucuses. primary elections. ... Sunday, February 3, 2013 at 3:01pm statistics 1. The scores on a standardized test for high school students are normally distributed with a population mean of 500 and a population standard deviation of 100. Use the empirical rule (0LI refers to this as the standard deviation rule.). Make sure you provide graphs for each ... Sunday, February 3, 2013 at 12:26pm Community technical college Given that 1st term of an A.P is 7 and it's 10th term is twice the second term,calculate the (a) 19th term (b)sum of 28 terms (c) difference between 9th and 6th terms Sunday, February 3, 2013 at 9:16am college algebra Find y when x=1/2, if y=3/2 when x=10 How do you work this? Saturday, February 2, 2013 at 11:06pm college general chemistry Calculate the volume of a rectangular solid with a thickness of 0.750 cm and an area of 8.25 cm2 Saturday, February 2, 2013 at 10:22pm college algebra Direct variation Find y when x=5, if y=7 when x=14 I think the answer is 2.5 but don't know for sure:-) Saturday, February 2, 2013 at 9:55pm college algebra Slope intercept Vertical, passing (5,-1) Do you solve like this? M1= m/5-5m M=5 Saturday, February 2, 2013 at 8:31pm college algebra Write slope-intercept equation Passing thru the points (-6,-9) and (0,8) I think it's this just making sure: M=(8-(-9))/(0-(-6)) =17/6 Y= -17/6x+36/6 Y=-17/6x-6 M=17/6 and Y=-6 Saturday, February 2, 2013 at 7:38pm Math A random sample of 42 college graduates revealed that they worked an average of 5.5 years on the job before being promoted. The sample standard deviation was 1.1 years. Using the .99 degree of confidence, what is the confidence interval for the population mean? Saturday, February 2, 2013 at 3:20pm basic college math write 14.825 as a faction Saturday, February 2, 2013 at 12:32pm basic college math what is 4/13 written as a decimal? Saturday, February 2, 2013 at 11:52am College Algebra 3x^4=648x someone help please im so confused. i am trying to find the solution set? Friday, February 1, 2013 at 12:26pm college chem A researcher explores the ideal gas equation. He measures the pressure of a system at different temperatures ( keeping the volume and moles of the gas constant) and creates a plot of P versus T. What is the slope of the line that results if the volume is 1.0L when 1.0 mol of ... Friday, February 1, 2013 at 12:09am college algebrea (3x)/(x+2)=9-(6)/(x+2) Wednesday, January 30, 2013 at 10:37pm penn foster im trying to finish these classes soon so i can start college, but honestly they are too complex. and i NEED HELP!!!! I have 1-5 done. 6. In the Mongol Empire, the plague A. provided new oppurtunities for territorial expansion B.ended further expansion C. had no effect, ... Wednesday, January 30, 2013 at 10:15am College Chemistry what might be the reason that this is happening: During a simple distillation i have 14ml or 50/50 hexane;toluene mixture in a 25mL round-bottom flask. However, by the time i collected 8ml of distillate there were no liquid left in the flask. Tuesday, January 29, 2013 at 9:56pm stats identify the independent and dependent variable A group of college students were given a short course in speed-reading. The instructor was curious if a monetary incentive would influence performance on a reading test taken at the end of the course. Half the students were ... Tuesday, January 29, 2013 at 7:30pm college algebra Identify where f increases and where f decreases. f(x)=5x+3 I think it's (3,5) increases and (3,-2) decreases? Tuesday, January 29, 2013 at 5:49pm Business English Which is recommended when including a career objective on the resume of a recent college graduate? Tuesday, January 29, 2013 at 1:27pm English I have to write a letter of intent to a college stating why I am a good fit for their journalism program. In the rough draft, I wrote this sentence: "I follow current events on a casual, weekly basis." How can I sound a little more dedicated to my approach in this ... Tuesday, January 29, 2013 at 11:50am college physics A cylindrical rod of cross-sectional area 5.0mm2 is made by joining a 0.30m rod of silver to a 0.12m rod of nickel. The silver end is maintained at 290K and the nickel end at 440K. given the thermal conductivities of silver and nickel are 0.42kWm-1K-1 and 91Wm-1K-1 ... Tuesday, January 29, 2013 at 9:40am biology college which leukocyte is predominant in the blodd smear?explain by comparing it with other leukocytes and red blood cells in the blood smea Tuesday, January 29, 2013 at 8:56am college algebra Find the domain: h(x)=√(x+4) How do I work this problem? Tuesday, January 29, 2013 at 12:49am College Algebra Hello I need help with this problem. I need to identify if the equation is identity, contradiction, or conditional equation. -(5x-3)+2x=11-4(x+2) Monday, January 28, 2013 at 6:43pm College Chemistry How many moles of aluminum do 2.66×10^24 aluminum atoms constitute? Monday, January 28, 2013 at 4:06pm College Chemistry Upon decomposition, one sample of magnesium fluoride produced 1.66kg of magnesium and 2.56kg of fluorine. A second sample produced 1.25kg of magnesium.How much fluorine (in grams) did the second sample produce? Monday, January 28, 2013 at 3:34pm writing Edit mMath Autobiography Theresa V. Monteiro MAT 095 11:00 AM – 12:15 PM My name is Theresa and I am from Norwalk Connecticut. I’ve been living here for a year now. I moved to New London Connecticut to start my life. I’ve taken care of all my immediate family ... Monday, January 28, 2013 at 11:59am college chemistry calculate the specific heat for 18.5-g sample of tin that absorbs 183 J when its temp increases from 35.0 degrees celcius to 78.6 degress celcius. I don't know where to even start, help? Monday, January 28, 2013 at 9:38am College Algebra Solve for the specified variable in each formula or literal equation Sn=n(a1+an/2) for n (sequences) Sunday, January 27, 2013 at 9:05pm College Algebra Hello I need help with this problem. I need to identify if the equation is identity, contradiction, or conditional equation. -(5x-3)+2x=11-4(x+2) Sunday, January 27, 2013 at 8:45pm Statistics A college’s data about the incoming freshmen indicates that the mean of their high school GPAs was 3.4, with a standard deviation of 0.35; the distribution was roughly mound-shaped and only slightly skewed. The students are randomly assigned to freshman writing sem- inars... Friday, January 25, 2013 at 11:57am College Math how to construct a truth table for q w/upside down v~p, using the following: P: this is an orange q: the monkey is tall Thursday, January 24, 2013 at 10:31am college algebra From 1988 to 2008 average annual tuition and fees at public colleges increased from$525 to \$5500. Calculate the percent change over this time period. How do I set this up and solve it? Thanks for your help:-)
Thursday, January 24, 2013 at 3:36am

college algebra
(9.87x10^6)(34x10^11) I got 3.3558e19 but I don't think its right
Wednesday, January 23, 2013 at 11:45pm

college algebra
(9.87x10^6)(34x10^11) I got 3.3558e19 but I don't think its right
Wednesday, January 23, 2013 at 11:45pm

College Finite
Assume that you have a total of 9 people on the committee: 2 black males, 1 black female, 1 white male, and 5 white females. Party rules require that at least one black and at least one female hold one of the three offices. In how many ways can the officers be chosen while ...
Wednesday, January 23, 2013 at 10:23pm

College Finite
A student wants to buy 3 CDs, but assume that there are 3 CDs featuring the piano, 5 CDs featuring the trumpet, and 3 CDs featuring the saxophone. In how many ways can the selection be made if CD's featuring at least 2 different instruments are selected?
Wednesday, January 23, 2013 at 10:00pm

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