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September 21, 2014

Search: math/209

Number of results: 92,361

Physics
Question: The amount of internal energy needed to raise the temperature of .25 kg of water by 0.2 degrees Celsius is 209.3 J. How fast must a 0.25 kg baseball travel in order for its kinetic energy to equal this internal energy? KE = (.5)(m)(v^2) 209.3 J = (.5)(.25kg)(v^2) ...
February 15, 2010 by mike

Math 209
solve, 3x^2 + 6x - 105
October 30, 2009 by Jean

Math 209
f(x) = x3 + 2x2 – 0.4X – 1 how do you you factor this?
June 8, 2010 by Anonymous

Math 209
f(x) = x3 + 2x2 – 0.4X – 1 how do you you factor this?
June 8, 2010 by Anonymous

math 209
.78=2(3.14)*sqrt.5/g solve for g
February 5, 2013 by shannon

college math 209
solve for y, 5y^-13y=6
January 16, 2011 by Anonymous

college math 209
find the values for x and y 4x - 9= -15 -3x - 4y = 22
January 23, 2011 by Anonymous

Math 209-College Mathematics II
How do you factor this completely: x^3 + ax + 3a + 3x^2
May 29, 2010 by Sheryl

college math 209
solve for u, where u is a real number γu - 18 = 2
January 15, 2011 by Anonymous

college math 209
solve the equation (x+4)^2=2x^+19x+46
January 16, 2011 by Anonymous

college math 209
simplify the following expression -(x) + 4 (4 v + 2x)
January 23, 2011 by Anonymous

math
solve the system 7x^2 - 5y^2 + 20y = 3 21x^2 + 5y^2 =209
March 10, 2012 by Martin

math 209
find the value of annuity for a 1=$3000, I=0.09, n= 25
January 15, 2013 by james

math
2 forms of writing this number. 3,209,003,812?
September 15, 2009 by nora

Math/209
How do I find the set of all points of y=-8 on a graph?
June 13, 2010 by Sam

math
how do you write 3,209,003,812 in standard form
September 1, 2010 by kathy

college math 209
use the quadratic formula to solve for x, 3x^2 + x -8=0
January 16, 2011 by Anonymous

math
Round 209,999.598 to the nearest hundredths
February 2, 2014 by gio

information literacy
Which of the following sets of call numbers is in the correct order? A. CR 209 .D97 1991 CA203 .P39 1992 CL207 .K256 1976 C201 .G37 1910 B. CA203 .P39 1992 CL207 .K256 1976 CR 209 .D97 1991 C201 .G37 1910 C. C201 .G37 1910 CR 209 .D97 1991 CL207 .K256 1976 CA203 .P39 1992 D. ...
January 15, 2012 by tasha

5th Grade Math
How do you write 6,549,920 and 945,209? Thanks
October 23, 2008 by Mom

college math 209
simplify as much as possible y^2γ48yv^2 - vγ12 y^5
January 23, 2011 by Anonymous

college math 209
write in simplified radical form by rationalizing the denominator 2γ5 + 3/γ5 - 1
January 15, 2011 by Anonymous

college math 209
solve for y, 5y^2-13y=6 I did forget the exponent the first time..
January 16, 2011 by Anonymous

math 209
which of the following conclusions is true about the statement below? x^2= square root x
February 11, 2014 by jim

algebra math 209
evaluating polynomials negative 12sq times 3s -12sq *3s
August 17, 2010 by Anita fields

college math 209
simplify as much as possible y^2sqrt 48yv^2 - vsqrt 12 y^5
January 23, 2011 by Anonymous

Math
155,168,170,193,198,209,229,270,324,347 1.median 2.maximum 3.minimum 4.mean 5.mode 6.range
September 20, 2011 by Frances

Mth/209
x/3 = 4/ x + 1
July 5, 2010 by Gail

Physical Science
1. Which equation correctly shows beta decay? (A) 210/82 Pb -> 209/81 Tl + 0/-1 e + y (B) 210/82 Pb -> 209/83 Bi + 0/-1 e + y (C) 210/82 Pb -> 210/83 Tl + 0/-1 e + y (D) 210/82 Pb -> 210/83 Bi + y (E) 210/82 Pb -> 210/83 Bi + 0/-1 e + y 2. The half-life if radon...
November 18, 2013 by CJ

electricity and electronics
a transformer has a primany voltage of 115 v and secondary voltage of 24 v if the number of tures in the primany is 345 how many turns are in the secondary The voltage ratio Vsecondary/Vprimary = 24/115 = 0.209 This equals the turns ratio Nsecondary/Nprimary = Nsecondary/345...
August 10, 2005 by annette

college 209
multiply (2γ7-5γ3)(8γ7-5γ3)
January 16, 2011 by Anonymous

Chemistry
What NaCl concentration results when 209 mL of an 0.660 M NaCl solution is mixed with 492 mL of a 0.270 M NaCl solution? __ mol/.209 L = 0.660 M __ mol/.492 L = 0.270 M .. I have no idea how to solve this. I have no idea why I even set up the equation above when it's asking me...
April 9, 2012 by Katherine

Math 209
THE FEDERAL DEBT D IN TRILLIONS OF DOLLARS HELD BY FOREIGN AND INTERNATIONAL INVESTORS x YEARS AFTER 1970 CAN BE MODELED BY D(x) = WHERE 15 ≤x≤ 40.
February 24, 2013 by Mari

algebra math 209
swimming space. The length of a rectangular swimmung pool is 2x-1 meters, and the width is x+2 meters. write a polynomial A(x) that represent the area. Find A(10)
August 17, 2010 by Anita fields

math 209
the time t for a pendulum to swing back and forth once is called its period and is given by t=2pi*sqrt l/g where l equals the length of the pendulum solve for g
February 5, 2013 by shannon

Finance
Your hospital has been approached by a major health maintenance organization (HMO) to perform all their diagnosis related group (DRG) 209 cases (major joint reattachment procedures). They have offered a flat price of $10,000 per case. You have reviewed your charges for DRG 209...
June 24, 2011 by Karam

math 209
machine produces 192 bolts in 20 minutes. At the same rate, how many bolts would be produced in 50 minutes? thank you
October 13, 2010 by anna

Math 209
The width of a rectangular carpet is 7 meters shorter than the length, and the diagonal is 1 meter longer than the length. What are the carpet's dimensions?
August 3, 2011 by Wanda

math 209
Swimming space. The length of a rectangular swimming pool is 2x  1 meters, and the width is x  2 meters. Write a polynomial A(x) that represents the area. Find A(5).
June 22, 2009 by jericia

math 156
Stock in a company is selling for $11 3/4 per share. if some one purchases $893 worth stock in this company, how many shares did they get? is it 209
December 9, 2009 by Rmz

Math 209
If C dollars are deposited in an account paying r percent annual interest, approximate the amount in the account after x years if C=$150, r= 1.9% and x=25 years
August 15, 2011 by Wanda

Math
Given: ________, – 243, – 226, – 209, – 192, – 175, … The 67th term of the sequence is __________. The series of the first 27 terms of the sequence is __________.
June 18, 2014 by Jade

algebra 209
write the following in simplified radical form 3 sqrt 250
January 16, 2011 by Anonymous

Chemistry
The solubility of calcium sulfate at 30 degrees C is .209 g/100mL solution. calculate its Ksp.
November 29, 2010 by Al

PLG 209
Summarize the Bill of Rights (and Amendments 13-15). Discuss why they apply to criminal law
March 22, 2014 by Anonymous

basic math
Identify the rate, base, and amount in the following applications. Do not solve the applications at this point. 22% of Shirley’s monthly salary is deducted for withholding. If those deductions total $209, what is her salary?
April 7, 2010 by tea

Math
Can someone explain this problem to me, I cannot figure out how they came up with the answer. The example in my book does not work with this problem. Find the minor for the element in the 1strow and 2ndcolumn. -3 2 -1 19 13 -18 -19 12 7 correct answer is: -209 The numbers I ...
April 26, 2008 by Sara

biology
How can an understanding of the "mortality factor" lead to a successful biological control of pests in agriculture & horticulture? Check these sites. http://72.14.209.104/search?q=cache:taS99s4LDW0J:cals.arizona.edu/crop/cotton/insects/wf/horticultura0204.html+mortality+factor...
February 7, 2007 by Ryan

math 209
The perimeter of a rectangle is 44ft the length is 4ft longer than the width. Find the demensions. Write a system of linear equations and solve the resulting system. Let x be the length and y be the width.
July 17, 2011 by chris

mth 209
what formula do i use to figure our the usage (in million)of the drug claritin. From the year 2008-2011
January 4, 2012 by Victor

mummification
what was the substance used to stuff nostrils? The ancient Egyptians stuffed the nostrils with resin or wax. http://209.85.165.104/search?q=cache:3ghP1ChFOJYJ:www.touregypt.net/featurestories/mummification.htm+mummification+nostrils+resin&hl=en&gl=us&ct=clnk&cd=1&ie=UTF-8
January 23, 2007 by ruby

chemistry
Calculate Ke for the following(equilibrium concentrations given below substances) NH4SH(g) yields NH3(g) + H2S(g) + heat [.027] [.0234] [.209] Thank you!
January 18, 2010 by mary

Math 209
If a cylindrical container has a volume of cubic feet, then its surface area S in square feet (excluding the top and bottom) is given by S = s=(2π )/r where r is the radius of the cylinder. (a) Calculate S when r =1/2 foot (b) What happens to this surface area when r ...
July 9, 2011 by DeLynn Stewart

chemistry
bismuth of 209/83Bi is stable because? nuclei even or odd # of nucleons. which one is stable?
May 12, 2008 by mike

unit rates
Problem 1. 209 km. in 5 hours Problem 2. A soccer player scored 41 goals in 84 games
March 12, 2009 by Shelby

Algebra
Solve the system of equations by substitution. Your answer should be given as an ordered pair like this (x, y). Round your answers to the nearest tenth. y=-2+7x 10x-7y=209
March 25, 2012 by Katy

chemistry
how many grams of CO are needed to react with an excess of Fe2O3 to produce 209.7gFe? Fe2O3(s) + 3CO(g) => 3CO2(g) + 2Fe(s)
January 31, 2008 by Theodore

Algebra 209
the perimeter of rectangle back yard is 6x+6 yards if the width is x yards find a binominal that represents the length.
January 24, 2010 by Tanya

chemistry
how many grams of CO are needed to react with an excess of Fe2O3 to produce 209.7gFe? Fe2O3(s) + 3CO(g) => 3CO2(g) + 2Fe(s)
March 29, 2012 by help please

Chemistry
How many grams of CO are needed to react with an excess of Fe2O3 to produce 209.7gFe? Fe2O3(s) + 3CO(g) => 3CO2(g) + 2Fe(s)
May 17, 2012 by Shelly

math/209
Mike would like to enlarge his rectangular front yard which is currently 80 feet by 40 feet. He can only extend the width and length by 5x feet. If x = 7 feet, what will be the increase in area of the front yard? How can this problem be raised to a higher level of complexity
October 27, 2010 by wilfredo

Chemistry
The solubility of calcium sulfate at 30 degrees C is .209 g/100mL solution. Calculate its Ksp i calculated it and got 1.5 x 10 ^-2 but the program said that it was wrong if you could help explain how to do it i would appreciate it
November 30, 2010 by Joe

Chemistry
The solubility of calcium sulfate at 30 degrees C is .209 g/100mL solution. Calculate its Ksp i calculated it and got 1.5 x 10 ^-2 but the program said that it was wrong if you could help explain how to do it i would appreciate it
November 30, 2010 by Joe

math 209
Area of a sail. The area in square meters for a triangle is given by A(x)=x^2 +5x +6. a.) Find A(5) b) if the height of the sail is x+3 meters, then what is the length of the base of the sail when area is x^2 +5x+6m^2?
June 22, 2009 by trina

Math 209
An advertisement for LED HDTVs lists the following prices for their different sizes (all have the same aspect ratio 9:16): 22-inch $ 247.99 42-inch $ 1,299.99 46-inch $ 1,449.99 52-inch $ 1,799.99 55-inch $ 1,999.0 Rearrange this list in terms of the price per viewable image ...
June 8, 2010 by Anonymous

Algebra
Given ________, – 243, – 226, – 209, – 192, – 175, … a. What is the 67th term of the sequence b. What is the series of the first 27 terms of the sequence
September 9, 2014 by Ruby

MATH 209
Ace manufacturing has determined that the cost of labor for producing x transmissions is 0.3x2+400x+550 dollars, while the cost of materials is 0.1x2+50x+800 dollars. Find the total cost of producing x=500 transmissions.
March 19, 2010 by Anonymous

mathematics
Given that log5 3=0.683 and log5 7=1.209.without using calculator,evaluate (a) log5 1.4 b)log7 75 c) log3 125
April 16, 2014 by jessica

Physics
What is the apparent weight of a 75 KG astronaut 4200 km from the center of the earth's moon in a space vehicle.a) moving at constant velocity, and b) accelerating toward the moon at 209 m/s? state the direction in eachcase
March 3, 2010 by Vim

Chem
A 0.1098 g sample of copper metal is dissolved in 34 mL of concentrated HNO3 to form Cu2+ ions and then water is added to make a total volume of 209.5 mL. (Calculate the molarity of Cu2+.)
November 2, 2011 by ALMA

history
What events caused the National Security Council to suggest the U.S. triple its current defense budget? What time period are you talking about? This might give you some ideas http://209.85.165.104/search?q=cache:Z0jf6XqFj6AJ:intelligence.senate.gov/108161.pdf+National+Security...
May 19, 2007 by Anonymous

Science/Math
Hello, Suppose that a newly discovered element called centium has three isotopes that occur in nature. These are centium-200, centium-203, and centium-209. Assume that these isotopes occur in equal amounts in nature. What will be the average atomic mass of this element?
April 13, 2011 by Please help!

Math 209
When simplifying a rational fraction, why do you need to factor the numerator and the denominator? If there is a common factor in both the numerator and denominator, that factor will cancel, thus simplifying the fraction. e.g. 15/18 = (3*5)/3*6) =(3/3)*(5/6) =(1)*5/6 =5/6
April 3, 2007 by Jennifer

chemistry
fill in the missing symnbols in the following nuclear bombardment reactions a. 96 4 100 42Mo + 2He = 43 Tc+ ? b. 59 1 56 27Co+ 0n = 25+ ? c. 23 23 1 11Na+ ? = 12Mg+ 0n d. 209 210 1 83Bi+ ? = 84Po+ 0n e. 238 16 1 92U + 8O= ? + 5 0n TEACHER DID NOT EXPLAIN THIS AT ALL SO CONFUSED
December 15, 2010 by coleman

math 209
A certain medicine is given in an amount proportional to a patient's body weight. Suppose a patient weighing 108 pounds requires 135 milligrams of medicine. What is the weight of a patient who requires 260 milligrams of medicine?
October 13, 2010 by anna

math 209
Selling shirts. If a vendor charges p dollars each for rugby shirts, then he expects to sell 2000  100p shirts at a tournament. a) Find a polynomial R(p) that represents the total revenue when the shirts are p dollars each. b) Find R(5), R(10), and R(20). c) Use the bar graph...
June 22, 2009 by jericia

college 209
multiply (2 sqrt 7 -5 sqrt 3)(8 sqrt7-5 sqrt 3)
January 16, 2011 by Anonymous

Math 209
A particular rat given n trials in a maze can run through the maze in t minutes, where: t=6+_20__ n+2 How many trials are needed so that the rat can run through the maze in exactly eight minutes?
August 7, 2011 by Wanda

Math/209
Dimensions of a Box A box is made from a rectangular piece of metal with length 50 inches and width 40 inches by cutting out square corners of length x and folding up the sides. (a) Write an expression that gives the surface area of the inside of the box. (b) If the surface ...
March 12, 2013 by Shay

geometry
If the area of a trapezoid is 209 square yards and the bases are 15 yards and 23 yards. What is the height of the trapezoid?
November 28, 2011 by Angel

chemistry
The mole fraction of oxygen in air is 0.209. Assuming nitrogen is the only other constituent, what are the partial pressures (in torr) of oxygen and nitrogen when the barometer reads 780 torr?
March 20, 2013 by alex

Math 209
A particular rat given n trials in a maze can run through the maze in t minutes, where: t=6+20 n+2 How many trials are needed so that the rat can run through the maze in exactly eight minutes?
August 11, 2011 by Wanda

physics 209
A mass m = 0.5 kg is hung from a pulley with moment of inertia I = 0.20kg⋅m2 and radius R = 10cm. There is friction in the pulley. The mass is dropped from rest, and after 2s it traveled 0.4m. What is the torque due to friction?
November 19, 2012 by mike

geography
wich city in the great lake area is busiest for shipping goods A lengthy Google search has produced two answers -- Port of Indiana and Duluth, Minnesota. Depending upon how you define "busiest for shipping goods," either answer may be correct. http://72.14.209.104/search?q=...
January 24, 2007 by gladys

Geometry!
The distance around the equator of Saturn is about 378,675 km. What is the equatorial diameter of Saturn? Use pi = 3.14. A) 241,209 B) 241,194 C) 120,584 D) 120,597 I think it is [D] but I'm not sure.
April 15, 2012 by Joe

Math
an investor invested a total of $3,100 in two mutual funds. One fund earned a 8% profit where the other earned 5% profit. If the investor's total profit was $209, how much was invested in each mutual fund?
January 30, 2013 by Ang

Chemistry
I am supposed to add up these numbers, using the significant digits rules. 150 76.9 209 .036 I got 435.936. Following the sig. digs. rules, it would be 435.9, right? How does this then equal 440 as my science books says? Thank you so much.
February 19, 2009 by Brandon

chemistry
We have an aqueous solution that contains 47% (by mass) of a hypothetical solute Z. The formula weight of the solute Z is 209 g/mol. The density of the solution is observed to be 1.3 g/mL. What is the molarity of Z in this solution? Answer in units of mol/L
September 13, 2012 by cheri

Communication
how technology is used to enhance visual communication These sites have some interesting information. http://www.ncrel.org/sdrs/areas/issues/content/cntareas/reading/li300.htm http://linkinghub.elsevier.com/retrieve/pii/S088539240100402X http://209.85.165.104/search?q=cache:...
February 4, 2007 by Shanique

Finance
You are evaluating a proposed expansion of an existing subsidiary located in Switzerland. The cost of the expansion would be SF 32.4 million. The cash flows from the project would be SF 9 million per year for the next five years. The dollar required return is 15 percent per ...
December 1, 2010 by James

Physics
A horse draws a sled horizontally across a snow-covered field. The coefficient of friction between the sled and the snow is 0.195, and the mass of the sled, including the load, is 209.8 kg. If the horse moves the sled at a constant speed of 1.730 m/s, what is the power needed ...
September 21, 2010 by Gina

Mth 209
Which of the following conclusions is true about the statement below? X^2√x Multiple Choice: The statement is never true. The statement is true when x is negative. The statement is true when x=0. The statement is always true.
December 16, 2013 by Tina

Math 209
Draining the vat. With only the small valve open, all of the liquid can be drained from a large vat in 4 hours. With only the large valve open, all of the liquid can be drained from the same vat in 2 hours. How long would it take to drain the vat with both valves open?
February 18, 2011 by Tiffany

Geography
how does weather and climate affect settlement patterns in New Brunswick? my ideaS: provinces with extreme climate such as Nunavut would obviously attract fewer immigrants since no one wants to live in such freezingly cold conditions but New Brunswick has a extremely mild ...
January 17, 2007 by London

Chemistry
We are currently studying significant digits/figures. I was asked to add 150 ml with 76.9 ml, plus 209 ml plus 0.036 ml. The book says the answer is 440, but I got 435. (the complete answer, without applying the significant digits rule is 435.936) How did I do this incorrectly?
February 15, 2009 by Coralie

Chemistry
The solubility of CaSO4 is 0.209 g/100 mL of water at 30 degrees celsius. if 0.500 g CaSO4 is stirred overnight at 30 Degrees Celsius with 100.0 mL of water, a. How many grams of CaSO4 remain undissolved? b. Calculate the molarity of CaSO44 in solution
October 25, 2012 by Anne

chemistry
N204 (l) Delta Hf (kJ/mol) = -20 E cell S (J/mol.K) = 209 N204(g) Delta Hf (kJ/mol) = 10 E cell S (j/mol.k) = 304.1 Given the following data, determine the temperature at which n2o4 (l) and n204 (g) can exist in equilibrium? a. 42 C b. 3 C c. -231 C d. 30 C e. -178 C
August 17, 2011 by Sara

Law
Can anyone link me to a detailed list of possible careers in the legal system? I already have some of the basic knowledge down. http://209.85.165.104/search?q=cache:_NOVSXD_M3MJ:www.courts.michigan.gov/plc/misc/careers.pdf+legal+system+careers&hl=en&gl=us&ct=clnk&cd=2&ie=UTF-8...
January 21, 2007 by Anonymous

Chemistry
Here is the picture I am given: h ttp://imageshack.us/photo/my-images/209/diatomics.png/ This is supposed to be at a constant temperature, the hint says it's endothermic because energy is used to break the bonds. I believe it is a constant volume so w = 0 since it's ...
January 24, 2012 by David

Chemistry
A 2.52 mg sample of the compound didemnin – C was analyzed and found to have the following compositions: 1.55 mg C, 0.204 mg H, 0.209 mg N, and 0.557 mg O. The mass spectrum of didemnin – C was found to have a parent mass peak of 1014 g/mol that represents the mlar mass of...
April 6, 2011 by Anonymous

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