# Short answer find the quotient 6x^3-x^2-7x-9 ------------ 2x+3

143,010 questions, page 696-
## MATH

There are 231 cubic inches in a gallon. A large juice can has a diameter of 6 inches and a height of 10 inches. How many gallons of juice does the can hold? Round your answer to the nearest tenth. I am clueless please please help me!!!!

*asked by audrey on May 17, 2011* -
## percentage

A jug contained 780ml of milk.Mrs Li poured 221ml of the milk into a glass and 130ml into a cup.what percentage of milk was left in the jug?pls give ur answer clearly

*asked by Da S on February 11, 2012* -
## Math Measurements

If the length (L) of the prism is 10 inches, and each rectangular face has a width (W) 2ã3 of inches, determine the total surface area of the prism in square inches. Round your answer to the nearest inch.

*asked by Erika on October 17, 2008* -
## ap chemistry

We mix 146 grams of oxygen gas with 117 grams of argon gas in a volume of 436 mL at 58C. What will be the final pressure of the gas mixture? Answer in units of atm

*asked by cheri on February 9, 2013* -
## chem 101

A one pound piece of iron was heated to 1000 °C and then quenched in a bucket containing one gallon of water at 25 °C. What was the temperature of the water after the iron and the water came to thermal equilibrium? correct answer is 37C

*asked by Anonymous on April 11, 2012* -
## Math

3) Erik wants to form 4-digit integers using only the digits 1, 2, 3, and 4. He is allowed to repeat digits. What is the probability that he forms a 4-digit integer where at least one digit repeats? Express your answer as a common fraction.

*asked by Anonymous on October 1, 2016* -
## Math

Ob a multiple choice exam with 25 questions , the instructor scored the exams as follows: 4 points for each correct answer. What was the score of a student who had 14 correct answers , 3 blank answers, and 8 wrong answers?

*asked by Preia on May 13, 2015* -
## Chemistry

How many grams of BaCO3 will dissolve in 3.0 L of water containing a Ba+2 concentration of 0.5 M (Ksp= 5.1E-9) My work: BaCO3 Ba+ + CO3- i 0.5 M c -s +s +s e 0.5 +s +s (s)(0.5+s)= 5.1E-9 s= 1.0E-9mol/L x 3.0 L x 197.336 g/L= 5.92E-6 grams of BaCO3

*asked by Kelly on May 14, 2011* -
## math

Q. At soap and suds there are 16 washing machines in a single row with no spa e between each one. Each washing machine is 2 feet 5 in inches across. What is the total length of the 16 washing machines. A. Do I divide 16 with 2,than mulpite my answer with

*asked by Phoebe on December 10, 2014* -
## Chemistry

Sulfuric acid (H2SO4) is a very diprotic acid. If 0.046 moles of sulfuric acid is mixed with water to make 638 mililiter of solution,what is the molarity of H+? Answer in units of M.

*asked by Cheyenne on September 23, 2010* -
## physics

An airplane traveling at v = 163 m/s emits a sound of frequency 1730 Hz. At what frequency does a stationary listener hear the sound as the plane approaches? Use 340 m/s for the speed of the sound and answer in Hz.

*asked by May on December 1, 2014* -
## Physical Education help

When diving into water, it is important to look before diving to avoid (blank) that could damage your nervous system. A. Deep water B. Underwater hazards C. Living creatures D. Water toys Is the answer B? Thanks

*asked by Anonymous on October 25, 2014* -
## Math 7 - help

Nikki reads 896 pages of her book this week. How many pages is this per day Answer __________ pages per day Do I have to do a proportion? If I do what do I have to write down????? That what I'm having trouble with. I already know how to solve the

*asked by Laruen on May 15, 2012* -
## Precalculus

I know I posted this question already ,but I posted the wrong one.... Sets A,B and C are subsets of U. U= positive integers less than 16 A= prime numbers B= factors of 36 C= multiples of 4 (A intersect B)' INTERSECT C {?} I meant INTERSECT not union! My

*asked by Anonymous on April 27, 2014* -
## physics

A car, moving along a straight stretch of highway, begins to accelerate at 0.0218 m/s 2 . It takes the car 86 s to cover 2 km. How fast was the car going when it ﬁrst began to accelerate? Answer in units of m/

*asked by bluh on September 28, 2011* -
## Is this correct? Algebra

9. Joe wants to fence a rectangular pen for his goats. the length of the pen should be at least 60 ft, and the distance around should be no more than 260 ft. Which system of inequalities and graph represent the possible dimensions of the pen? I want to

*asked by Kiki on February 7, 2018* -
## Science

How does a nuclear power plant produce energy? A. Through solar panels B. Through nuclear fission reactions C. Through geothermal heat D. Through nuclear meltdown reactions I am not really sure what the answer is but I am thinking…c? Or I guess d?

*asked by Jessica on April 13, 2017* -
## Math

Explain It Adam made 19 paper cranes Monday and 8 more Tuesday. He gave 9 friends an equal number of cranes. How many cranes did each friend received? Explain how you found your answer.

*asked by TJ on February 10, 2013* -
## physics

A copper cable is to be designed to carry a current of 280A with a power loss of only 2.70W/m. What is the required radius of the copper cable? Answer in units of cm and use 1.7x10-8 Ωm for the resistivity of copper.

*asked by Amanda on February 6, 2015* -
## bio- botony

The water pressure that pushes water and sugar from sugar source to sugar sink is referred to as _____. The answer is bluk flow but idk why. Why isnt i translocation or transpiration?

*asked by rebekah on October 2, 2012* -
## physics

A 1543.1 kg car is traveling at 25.1 m/s when the driver takes his foot off the gas pedal. It takes 5.7 s for the car to slow down to 20 m/s. How large is the net force slowing the car? Answer in units of N

*asked by kenny on December 9, 2014* -
## CHEMISTRY

A formation energy of 1.11 eV is required to create a vacancy in a particular metal. At 777oC there is one vacancy for every 22,200 atoms. At what temperature will there be one vacancy for every 11,100 atoms? Update: Express your answer in Celsius.

*asked by dato on December 14, 2012* -
## math

A retailer gives a cash discount of 6% on an article listed 400 cedis. if the retailer is allowed 18% trade discount what is the retailer's profit percent correct your answer to two significant figures

*asked by sandrah on May 2, 2019* -
## English-(PLEASE CHECK)

George lies about the cause of Lennie's mental deficiency. Why does he change the story from the truth? My Answer- He thinks the boss won't give them jobs if he knows the truth. What is the truth? Is it that Lennie was born w/ it?

*asked by Anonymous on August 22, 2007* -
## Algebra: Steve

I already asked this question,I just wanted to clarify the answer. Problem: The polynomial f(x) has degree 3. If f(-1)=15, f(0)=0, f(1)=-5, f(2)=12, then what are the x-intercepts of the graph of f? Steve: clearly, f(0) = 0 so, f(x) = ax^3+bx^2+cx =

*asked by Trish Goal on November 15, 2014* -
## physic

I need the answer for these 2 questions: 1)How is X-ray produced and why can it be used to help us see the structure inside the body? 2)Describe the process of X-Ray computerised tomography. What information does this process provide that ordinary X-ray

*asked by john on May 5, 2017* -
## math

The time it takes me to wash the dishes is uniformly distributed between 11 minutes and 20 minutes. What is the probability that washing dishes tonight will take me between 15 and 16 minutes? Give your answer accurate to two decimal places.

*asked by Anonymous on April 19, 2016* -
## bookkeeping

Fuses on 2/1/20 i purchased 5000@1.20 on 5/6/20 i purchased 2500@1.24 on 9/18/20 i purchased 1000@1.33 i have 2481 on hand what is the ending inventory value for fuses using FIFO? A)$2,977.20 B)$3,044.33 C)$3166.44 D)$3299.73 my answer is c please help

*asked by susue on March 31, 2012* -
## algebra

A country's population in 1995 was 175 million. In 2000 it was 181 million. Estimate the population in 2020 using the exponential growth formula. Round you answer to the nearest million. P=Ae^kt

*asked by bob on July 15, 2015* -
## linear algebra

Express the vector →u below as a sum of two vectors →u1 and →u2, where →u1 is parallel to the vector →v given below, and →u2 is perpendicular to →v. Make sure that the first vector in your sum is →u1 and the second is →u2. Use the square

*asked by catie on September 28, 2018* -
## Com155Wk8

Read the second paragraph of the synthesis passage. It may be found on pp. 38 & 39. Using your reading for the week and this paragraph in particular, answer the following questions. What is the key objective when writing a paragraph on synthesis? Do you

*asked by Anonymous on February 11, 2011* -
## Business English

Buying time with limited agreement is a useful strategy when you: A. Have too much work to do. B. Cannot think of anything to say. C. Want to avoid escalating a conflict but do not agree with other person D. Know that the presenting problem is not the real

*asked by Diana on October 23, 2011* -
## Physics help

A plane flies 230 mph at 60 degrees north of west for 2.5 hours. Answer the following questions. A. How far did it travel total? B. How far west did it go? C. How far north did it go? D. How fast did it go west? I don't know how to do this problem :(

*asked by Hannah on October 20, 2015* -
## math

a factory increases the production of cars annually by 8% if presently it manufactures 211000 cars per year, how many cars will it manufacture per year after 4 yrs. I believe the answer is 287,063 but I need to know the formula

*asked by paully on November 7, 2010* -
## math

please can anyone help me to gget the answer of this question,please help me solve thie word problem below is the question......Snow spent 5/8 of her money on books and another 1/6 of her money on stationeries. What fraction of Kathy’s money was left?

*asked by rowena on February 13, 2011* -
## physics

An athlete swings a 3.06 kg ball horizontally on the end of a rope. The ball moves in a circle of radius 0.82 m at an angular speed of 0.25 rev/s. What is the tangential speed of the ball? Answer in units of m/s

*asked by James on November 25, 2012* -
## math

Reward, one week only, receive a 10 dollar gift card for every 50 dollars spent. 1) If your reward is $10, what do you know about the amount of your purchase? 2) Give three possible amounts if your reward is $20. 3) What should you do if your total

*asked by anonymus on February 15, 2011* -
## Honors Chemistry

Equation: Fe2O3 + 2Al ---> 2Fe + Al2O3. How many grams of Fe2O3 react with excess Al to make 475g Fe? Can you show me step by step how to do it? My book says the answer is 679g Fe2O3.

*asked by Anan on February 23, 2010* -
## science

An H-R diagram? Answer Are Is a map of the position of the stars Graphs stars according to their size and distance List every known star Graphs a sample of stars according to surface temperature and absolute brightness Thank You

*asked by snow on April 14, 2014* -
## physics

An airplane traveling at v = 152 m/s emits a sound of frequency 1850 Hz. At what frequency does a stationary listener hear the sound as the plane approaches? Use 340 m/s for the speed of the sound and answer in Hz.

*asked by Annie on December 3, 2014* -
## physics

. A 2.0 kg particle is moving along the x axis to the left with a velocity of v= -6.0 m/s. Suddenly, between times t =0 and t = 4.0 x a net force = 3t^2 – 12t is applied to the particle, where F is in N and t is in s. Calculate the velocity of the

*asked by Maggie on November 22, 2009* -
## physics

A 4 . 7 kg mass weighs 39 . 95 N on the surface of a planet similar to Earth. The radius of this planet is roughly 6 . 2 × 10 6 m. Calculate the mass of of this planet. The value of the universal gravitational constant is 6 . 67259 × 10 − 11 N · m 2 /

*asked by Anonymous on November 16, 2015* -
## math

You are writing multiple choice test. Each question has 5 choices, only one of which is correct. You have no idea how to answer three questions. What is the probability that you will get all three of these questions correct if you guess the answers? Please

*asked by Anonymous on October 29, 2016* -
## physics

A 1260.4 kg car is traveling at 21.5 m/s when the driver takes his foot off the gas pedal. It takes 4 s for the car to slow down to 20 m/s. How large is the net force slowing the car? Answer in units of N.

*asked by kayla on October 13, 2010* -
## physics

A cylindrical 9.16 kg pulley with a radius of 0.373 m is used to lower a 2.64 kg bucket into a well. The bucket starts from rest and falls for 3.94 s. What is the linear acceleration of the falling bucket? The acceleration of gravity is 9.81 m/s 2 . Answer

*asked by d on February 11, 2015* -
## physics

A weight lifter lifts a set of weights a vertical distance of 2.07 m. If a constant net force of 335 N is exerted on the weights, how much net work is done on the weights? Answer in units of J

*asked by Erin on January 17, 2014* -
## calculus

a splenical ballon is being inflated @ 10 cubic inches per secound. how fast is the radius of the ballon increasing when the surface area of the ballon is 2 pi square inches( answer to 4 decimal places)?

*asked by john on October 24, 2011* -
## Physics

Could someone please check another one of my answer for me? Thank you! A commuter backs her car out of her garage with an acceleration of 1.40 m/s2. (a) How long does it take her to reach a speed of 2.00 m/s? (b) If she then brakes to a stop in 0.800 s,

*asked by Miaow on September 2, 2012* -
## math

When Cheryl goes mountain climbing, she rests 5 minutes every 15 minutes that she climbs.If Cheryl combined time is 2 hours, how many minutes does she rest? P.S I don't want the answer i just need to know the operation to solve this problem

*asked by Laila on May 7, 2015* -
## Physics

A rock thrown straight up with a velocity of 29 m/s from the edge of a building just misses the building as it comes down. The rock is moving at 44 m/s when it strikes the ground. How tall was the building? The acceleration of gravity is 9.8 m/s Answer in

*asked by Diane on September 3, 2012* -
## MTH209

Use the graph of the system to determine the solution. x + y = 4 x+ 3y= 6 What is the solution? Select the correct choice below and fill in an answer boxes in your choice. A. (Type an ordered pair). B. There are infinitely many solutions. C. There is no

*asked by Tangela on November 30, 2011* -
## chemistry

A 23.9 g piece of metal heated to 97.8 oC is placed in 52.4 g water at 21.9 oC. After the metal is added, the temperature of the water rises to 29.9 oC. Calculate the specific heat of the metal. Express your answer in the units of cal/goC.

*asked by HAY on November 20, 2014* -
## Chemistry

I had a problem that asked what volume of water in gallons would need to be split to store the same amount of energy as found in 10.0 gallons of gasoline? I got an answer of 10.06 gallons of water. Just by looking at it, does this sound like it could be

*asked by Morgan on November 4, 2010* -
## physics ---- really dnt get this at all

The third harmonic of a guitar string has a frequency of 170 Hz. What is the length of the guitar string if the speed of the waves on the string is 125 m/s? Choose one answer. a. 1.103 m b. 2.206 m c. 0.368 m d. 2.040 m

*asked by ashley -- on April 30, 2011* -
## Finance Math

Wholesale Distributors sells to its contractors with a 42% markup on cost. If the selling price for cabinets is $9,182, what is the cost to contractors based on cost? (Round your answer to the nearest cent.)

*asked by Heyhi on April 29, 2018* -
## Chemistry

30g of TiCl4 is mixed with 18g of water to from TiO2 and HCl. Write the chemical reaction and balance it.How much TiO2 is produced. my answer: TiCl4+2H2O= TiO2+4HCl

*asked by Anonymous on September 29, 2015* -
## physics

Shawn and his bike have a total mass of 51.1 kg. Shawn rides his bike 1.7 km in 10.7 min at a constant velocity. The acceleration of gravity is 9.8 m/s squared. What is Shawn’s kinetic energy? Answer in units of J.

*asked by sarah on January 11, 2015* -
## algebra

Abraham Lincoln, gettysburg address begins with the phrase (four score and seven years ago.) He was refering to a period of time that was 87 years long. How many years are represented by a score? is the answer 2 or is it 12.43

*asked by bianca on September 9, 2010* -
## math

Two trucks left buck's trucks traveling in opposite directions. One truck traveled at a rate of 70km/h, the other at 80km/h. After how many hours were the trucks 900km apart? I got 3 hours as my answer, but I don't think that's right...

*asked by Kate on January 2, 2013* -
## dressmaking

Two seams recommended for use when making underwear and baby clothes are a)french and run and fell b)open and french c)standing fell and overlaid d)whipped and flat fell I think the answer is a)

*asked by Ayesha on April 25, 2012* -
## physics

Take the mass of the Earth to be 5.98 × 1024 kg. If the Earth’s gravitational force causes a falling 74 kg student to accelerate downward at 9.8 m/s2, determine the upward acceleration of the Earth during the student’s fall. Answer in units of m/s2

*asked by amanda on October 20, 2011* -
## Math(Please help)

1) An expression that occurs in calculus in given. Reduce the expression to lowest terms. (2x + 5) 4x - 2x^2(2) / (2x+5)^2 I have no idea what to do for this. 2) Simplify the expression. Express the answer so that only positive exponents occur. Assume that

*asked by Hannah on September 9, 2010* -
## math

A large picture 2m by 2m is displayed on a wall it is place in a frame with a border of uniform width A. How would you represent the length of the side of the frame? B. What expression represent the area of the frame? Answer please

*asked by claire on June 24, 2017* -
## Math(Please help)

1) An expression that occurs in calculus in given. Reduce the expression to lowest terms. (2x + 5) 4x - 2x^2(2) / (2x+5)^2 I have no idea what to do for this. 2) Simplify the expression. Express the answer so that only positive exponents occur. Assume that

*asked by Hannah on September 9, 2010* -
## Chemistry

How does the kinetic-molecular theory help explain the difference between solids, liquids, and gases? I don't know how to really answer this question because the theory only talks about gases, unless I am looking at the wrong one. I tried to look it up

*asked by Jack on July 8, 2015* -
## Math

During a game, a balanced die is rolled. A player receives $22 when an even number is rolled, and loses $12 when an odd number is rolled. How much money can he expect on average in the long run? Is the answer 17?

*asked by Ann on August 17, 2009* -
## Statistics

The time it takes me to wash the dishes is uniformly distributed between 11 minutes and 17 minutes. What is the probability that washing dishes tonight will take me between 12 and 14 minutes? Give your answer accurate to four decimal places.

*asked by Vic on May 15, 2016* -
## Math

I need help with two problems. Just want to make sure that the answers I put are correct. 1) Which of the following is an equation of a vertical line? F. 4x + 5y = 0 G. -4 = 16x H. 3y = -9 I. 4x + 5y = -1 2) Which equation is the equation of a line that

*asked by Melanie on February 15, 2011* -
## Math

Any 2 points determine a line. If there are 6 points in a plane, no 3 of which lie on the same line, how many lines are determined by pairs of these 6 points? The answer key says 15, and the explanation is (6!)/(2!4!). Could someone explain to me why there

*asked by Beth on September 21, 2015* -
## Math-Probability

Suppose an urn contains 8 red,5 white and 7 blue marbles.If 3 marbles are drawn at random from the urn with replacement,what is the probability that three marbles are the same color?Give answer in a reduced fraction.

*asked by Melina on November 14, 2013* -
## Physics

9)A car, moving along a straight stretch of highway, begins to accelerate at 0.0153 m/s 2 . It takes the car 29.2 s to cover 1 km. How fast was the car going when it ﬁrst began to accelerate? Answer in units of m/s

*asked by Savannah on November 4, 2012* -
## Marketing

Clothing stores, grocery stores, shoe stores, and bookstores, are all examples of what type of channel member? A. retailers B. producers C. wholesalers D. drop shippers A.Retailers is my answer.

*asked by Meghan on September 7, 2014* -
## Chemistry

Calculate the hydronium ion concentration of blood which has a pH of 7.24. 7.17 x 10-4 M 5.75 x 10-8 M 1.15 x 10-7 M 0.86 M none of the above I had chose 1.15*10^-7 by doing the log equation -log(1.15...) and I but it goether with -log(10*^-7.24) and it

*asked by Kristin on April 20, 2015* -
## physics

I need a answer about these? Calculate the net electric force exerted on a particle of charge -4.0mc due to the influence of charge +5.0mc and -3.0mc at distance of 20cm & 80cm, 50cm from it?

*asked by lewis on May 8, 2017* -
## Math

Hey, I just need my answer checked. Simplify: y to the 4th power times y to the 3rd power y to the 1st power y to the 7th power ** y to the 12th power y to the 43rd power correct? If not, please show work for me. thanks.

*asked by IAmNotARobotTrustMe1 on September 6, 2017* -
## physics

A tugboat pulls a ship with a constant net horizontal force of 5.72 × 103 N and causes the ship to move through a harbor. How much work does the tugboat do on the ship if each moves a distance of 3.11 km ? Answer in units of J.

*asked by allan on January 6, 2015* -
## Physics

Janet jumps off a high diving platform with a horizontal velocity of 1.65 m/s and lands in the water 1.8 s later. How high is the platform? The acceleration of gravity is 9.8 m/s2. How far from the base of the platform does she land? Answer in units m

*asked by Braedon on November 4, 2012* -
## Trigonometry

A boy is twirling a model plane on a string that is 2 meters long. If he twirls the plane at 0.4 revolutions per second, how far does the plane travel in 5 minutes? Give your answer in meters to 2 decimal places.

*asked by Rebekah on November 6, 2014* -
## Science

Why do scientists use standard units of measurement? A.Because their tools only measure in these units. B.Because other units are either too small or too large to work with. C.So they can communicate findings without confusion. D.So that people who are not

*asked by Gwen on August 29, 2014* -
## chemistry

A formation energy of 1.11 eV is required to create a vacancy in a particular metal. At 777oC there is one vacancy for every 22,200 atoms. At what temperature will there be one vacancy for every 11,100 atoms? Update: Express your answer in Celsius.

*asked by queiry on December 16, 2012* -
## physics

a 17 kg car travels in a flat circle . At a certain instant the velocity of the car is 18m/s west and the total acceleration of the car is 2m/s^2 at 51 degrees north west. what is its radius? answer in units of km.

*asked by maira on November 19, 2010* -
## Math Problem ( 6th grade math)

Brandon tosses a coin 500 times. The coin lands on tails 320 times. A: What is the experamental probability of getting heads? B: Is the coin fair or unfair? Explain you answer.

*asked by Anna on May 16, 2012* -
## edu

Hannah said, "I like blue the best. It is my favorite color. I am the only one who likes blue this much. That's why everything of mine is blue." This is typical of __________ speech. A. personal function B. heuristic function C. representational D.

*asked by resi on February 25, 2013* -
## Physics

A 905 kg test car travels around a 3.34 km circular track. If the magnitude of the force that maintains the car’s circular motion is 2134 N, what is the car’s tangential speed? Answer in units of m/s.

*asked by Lyndsay on January 9, 2018* -
## english

hey I'm a 9th grader and my english teacher give me a summative homework about rumors. He need us to write a problem that happen in school and also want us to answer or solve the problem about rumors.. I need help with it because I know nothing about

*asked by john on April 30, 2012* -
## Physics Check

How much does it cost to operate a 1.0-W electric clock for a year if electricity cost $0.05/k Wh? I think the answer is =$0.44 a year with the calculations of 1.01*24hrs*365=8,760Whr/1000kw = 8.76kWh 8.76 kWh * 0.05 = 0.44 a year. Is this correct?

*asked by Anonymous on January 29, 2011* -
## Chemistry

Given the following half-reactions and their standard reduction potentials, Ni2+ + 2e− Ni E° = -0.25 V 2H+ + 2e− H2 E° = 0.00 V Ag+ + e− Ag E° = 0.80 V a spontaneous reaction will occur between: a. Ni2+ and H2 b. H+ and Ag c. Ag+ and Ni d. Ni2+

*asked by Anonymous on November 14, 2015* -
## math

How to solve for delta using trig functions? i.e. cosine sine tangent secant Thank you I'm not sure what delta you're referring to. Could you please elaborate some for us. What is it you're trying to do with the trig funtions? the problem is.. limit sec

*asked by Kali on September 6, 2006* -
## Biology

Hi, I am doing my lab assignment about Protein Analysis. Our job is to find the concentration of the casein protein in our original Unknown sample with the initial volume of 2ml. So after plotting the graph of the data given, we are supposed to find the

*asked by Sarah on October 26, 2010* -
## Psychology

Repeatedly reciting a sequence of words: A) activates different brain areas than when the word sequence is spoken the first time. B)is a characteristic symptom of the disorder known as Korsakoff’s syndrome. C)minimizes the effects of proactive

*asked by Jesse on June 9, 2011* -
## business calc

The demand function for a certain brand of CD is given by p = −0.01x2 − 0.2x + 12 where p is the wholesale unit price in dollars and x is the quantity demanded each week, measured in units of a thousand. Determine the consumers' surplus if the market

*asked by kyle on May 2, 2013* -
## Science

6TH GRADE SCIENCE HELP ME FINISH MY LAST QUESTION OF SCHOLL!!!!!!!! YAYYYYYYYYYYYYYYY 21PT Please Help Explain the differences between internal and external fertilization and the advantages and disadvantages of each reproductive strategy. explain in detail

*asked by BIG FREDA on June 8, 2017* -
## Physics

Suppose that a binary star system consists of two stars of equal mass. They are observed to be separated by 380 million kilometers and take 9.0 Earth years to orbit about a point midway between them. What is the mass of each?

*asked by John on January 19, 2014* -
## Math emergency I have 10 minutes to submit it.

The demand function for a certain brand of CD is given by p = −0.01x^2 − 0.1x + 14 where p is the wholesale unit price in dollars and x is the quantity demanded each week, measured in units of a thousand. Determine the consumers' surplus if the market

*asked by Mia on April 27, 2014* -
## Psychology

Survey results may be inaccurate due to: a participants not wanting to tell the truth b the bias of respondents c the use of a represntative sample d failure of most statistical procedures in analyzing the results of surveys. This really has me stumped as

*asked by Nicci on April 26, 2011* -
## physics

A batted baseball, which leaves the bat at an angle 〖30〗^0 above the horizontal, is caught by an outfielder 120m from the plate. a.) What is the initiated velocity of the ball? b.) How high did it rise? c.) How long was it in the air? my friend asked

*asked by kevin on January 9, 2013* -
## Physics Gravity

A projected space station consists of a circular tube that will rotate about its center (like a tubular bicycle tire) as shown in the figure . The circle formed by the tube has a diameter of about 1.1-km g = R w^2 = 9,8 m/s^2 R = 550 m How do I convert the

*asked by Mike Joseph on June 17, 2012* -
## teacher aides

3. Which of the following situations is a cultural influence on behavior? A. Mia is expected to baby-sit for her cousin as a family duty. B. Joseph can't get his driver's license until he is 18 years old. C. Maria has an earlier curfew than her older

*asked by sara on June 6, 2011* -
## physics

If a 1-megaton nuclear weapon is exploded at ground level, the peak overpressure (that is, the pressure increase above normal atmo- spheric pressure) will be 0.2 atm at a distance of 6 km. What force due to such an explosion will be exerted on the side of

*asked by Marti on November 15, 2011* -
## Psychology

Survey results may be inaccurate due to: a participants not wanting to tell the truth b the bias of respondents c the use of a represntative sample d failure of most statistical procedures in analyzing the results of surveys. This really has me stumped as

*asked by Nicci on April 26, 2011*

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