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

143,010 questions, page 896-
## MATH CALC

A supplier of portable hair dryers will make x hundred units of hair dryers available in the market when the unit price is p = sqrt(49 + 4.4x) dollars. Determine the producers' surplus if the market price is set at $15/unit. (Round your answer to two

*asked by jane on December 2, 2014* -
## Physics

A wheel of moment of inertia 0.136 kg · m2 is spinning with an angular speed of 5000 rad/s. A torque is applied about an axis perpendicular to the spin axis. If the applied torque has a magnitude of 67.8 N · m, the angular velocity of precession will be?

*asked by kjean on March 28, 2014* -
## math

The breaking strength (in pounds) of a certain new synthetic is normally distributed, with a mean of 175 and a variance of 9. The material is considered defective if the breaking strength is less than 166 pounds. What is the probability that a single,

*asked by jacque on December 2, 2012* -
## algebra/math

The breaking strength (in pounds) of a certain new synthetic is normally distributed, with a mean of 169 and a variance of 9. The material is considered defective if the breaking strength is less than 163 pounds. What is the probability that a single,

*asked by Anonymous on August 28, 2011* -
## Health /Law

please check my answer thanks :) Sally who is a minor is being operated by Dr Bob who dicovers a life threatening tumor and the pt could die with in hours this tumor was previously unknown her parents are in the waiting room Dr Bob should 1. remove the

*asked by Anonymous on November 14, 2007* -
## math

The breaking strength (in pounds) of a certain new synthetic is normally distributed, with a mean of 165 and a variance of 4. The material is considered defective if the breaking strength is less than 161 pounds. What is the probability that a single,

*asked by apryl on August 24, 2011* -
## physics

The people move toward the door at speed vs = 3.7 m/s, are each d = 0.20 m in depth, and are separated by L = 1.75 m. The arrangement in the figure occuurs at time t = 0. (a) At what average rate the layer of people at the door increase? m/s (b) At what

*asked by johnny on December 13, 2008* -
## Chemistry

I did a lab in which I added ionic solutions to tap and distilled water and another ionic solution. Distilled water is the control because it does not react to any solutions since it doesn't contain ions. But one of the lab questions I need to answer is:

*asked by Fred on November 16, 2008* -
## Math emergency I have 10 minutes to submit it.

A supplier of portable hair dryers will make x hundred units of hair dryers available in the market when the unit price is p = sqrt(81 + 1.6x) dollars. Determine the producers' surplus if the market price is set at $11/unit. (Round your answer to two

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

The breaking strength (in pounds) of a certain new synthetic is normally distributed, with a mean of 167 and a variance of 9. The material is considered defective if the breaking strength is less than 158 pounds. What is the probability that a single,

*asked by Anonymous on September 11, 2012* -
## algebra

The breaking strength (in pounds) of a certain new synthetic is normally distributed, with a mean of 172 and a variance of 9. The material is considered defective if the breaking strength is less than 166 pounds. What is the probability that a single,

*asked by Anonymous on September 1, 2011* -
## Social Studies

o many people the most meaningful of these classifications [of government] is the one that depends on the number of persons who can take part in the governing process. why might this particular classification be most meaningful to people? A.it indicates

*asked by Anastasia on August 15, 2016* -
## American government

A shift toward cooperative federalism was evidenced by President Obama support of the silly bill that included temporary ________ funding for ________ function such as education and public safety. A. Federal;federal B. State;state C. State;federal D.

*asked by sallie on March 12, 2016* -
## Math

he number of bacteria in a culture is modeled by n(t)=1710e071t (a) The initial number of bacteria is (b) The relative rate of growth of this bacterium population is (c) The number of bacteria after 3 hours is (d) After how many hours will the number of

*asked by someone on May 12, 2012* -
## physics

The people move toward the door at speed vs = 3.7 m/s, are each d = 0.20 m in depth, and are separated by L = 1.75 m. The arrangement in the figure occuurs at time t = 0. (a) At what average rate the layer of people at the door increase? m/s (b) At what

*asked by johnny on December 6, 2008* -
## eco205

I am to do research on an industry and answer the question is price elasticity of demand considered elastic or inelastic? Are there substitutes available? Is the good a luxury or a necessity? Explain. o What is the price elasticity of supply for your

*asked by Guest on May 14, 2008* -
## psychology

Mario gets out of bed in the morning,and without thinking about it,walks to the kitchen to start coffee,The action of walking to the kitchen was carried out by: A the central nervous system B motor nerves C sensory nerves D autonomic nervous system I think

*asked by vedrana on September 17, 2009* -
## math

The number of bacteria in a culture is modeled by n(t)=1710e071t (a) The initial number of bacteria is (b) The relative rate of growth of this bacterium population is (c) The number of bacteria after 3 hours is (d) After how many hours will the number of

*asked by someone on May 12, 2012* -
## math help please

Which of the following types of information is suited for display on a scatter plot? A. Relationship between favorite color and age. B. Relationship between number of pets and favorite TV show C. Relationship between hours of exercise and number of

*asked by Anonymous on March 19, 2015* -
## Algebra

The breaking strength (in pounds) of a certain new synthetic is normally distributed, with a mean of 172 and a variance of 9. The material is considered defective if the breaking strength is less than 163 pounds. What is the probability that a single,

*asked by Angela on December 3, 2012* -
## math

The breaking strength (in pounds) of a certain new synthetic is normally distributed, with a mean of 175 and a variance of 4. The material is considered defective if the breaking strength is less than 169 pounds. What is the probability that a single,

*asked by ruth on March 14, 2012* -
## Physics

A charged particle is projected into a uniform B-field. Its velocity vector is perpendicular to the B-field vector. What type of path will the particle travel? Neglect gravity. Answer straight line motion elliptical motion parabolic motion circular motion

*asked by tom on July 16, 2013* -
## child development

Which of the following is correct about learning strategies in childhood ? A.most children spontaneously master learning strategies b.children can taught how to use strategies effectively. C.stratees for effective learning and memory are used until late

*asked by Woody on October 16, 2015* -
## algebra

The breaking strength (in pounds) of a certain new synthetic is normally distributed, with a mean of 166 and a variance of 4. The material is considered defective if the breaking strength is less than 160 pounds. What is the probability that a single,

*asked by Anna Swain on August 27, 2011* -
## algebra

terry earns $6.50 per hour babysitting. a. write a rule to describe how the amount of money m earned is a function of the number of hours h spent babysitting. b. how much money does terry earn if she babysits for 4 hours and 15 minutes? A. m(h)= 4h+

*asked by Leslie on October 28, 2016* -
## Social Studies

To many people the most meaningful of these classifications [of government] is the one that depends on the number of persons who can take part in the governing process. why might this particular classification be most meaningful to people? A.it indicates

*asked by Anastasia on August 15, 2016* -
## Physics

A whistle you use to call your hunting dog has a frequency of 24 kHz, but your dog is ignoring it. You suspect the whistle may not be working, but you can't hear sounds above 23 kHz. To test it, you ask a friend to blow the whistle, then you hop on your

*asked by AP on November 7, 2009* -
## How to find the enlarged area- Geometry

Reposting.. The original area is 10 inch^2. If the area is enlarged by 120%, what is the new area? Please help. Thanks. Ten multiplied by 1.20 No, the answer is 14.4 Nope! bobpursley is right, a 120% increase of 10 inches^2 is 12 inches^2 Perhaps you

*asked by Jen on April 13, 2007* -
## Algebra

The breaking strength (in pounds) of a certain new synthetic is normally distributed, with a mean of 167 and a variance of 4. The material is considered defective if the breaking strength is less than 163 pounds. What is the probability that a single,

*asked by Lost!! on December 4, 2012* -
## Child Development Question --Plz Help Me

Please fill in the blank with the appropriate response. ____________ is an effect of punishment, not discipline. A. Bolstered self-esteem B. Promoting a child's ability to think C. Conformity to the adult's behavioral expectations D. Gradual self-control

*asked by Merisa on November 22, 2006* -
## MATH

The breaking strength (in pounds) of a certain new synthetic is normally distributed, with a mean of 174 and a variance of 9. The material is considered defective if the breaking strength is less than 168 pounds. What is the probability that a single,

*asked by mONIQUE on December 11, 2011* -
## Math

The breaking strength (in pounds) of a certain new synthetic is normally distributed, with a mean of 170 and a variance of 4. The material is considered defective if the breaking strength is less than 164 pounds. What is the probability that a single,

*asked by Lee Ann on August 24, 2011* -
## Algebra

terry earns $6.50 per hour babysitting. a. write a rule to describe how the amount of money m earned is a function of the number of hours h spent babysitting. b. how much money does terry earn if she babysits for 4 hours and 15 minutes? A. m(h)= 4h+

*asked by Leslie on October 28, 2016* -
## Physics

An object has a mass of 0.3 kg. It undergoes a simple harmonic motion. The amplitude of that motion is 0.09 m and the period is 0.36 s. What is the total energy of the object? my answer: 4.11 J -period=1/f. - omega=2*pi*f=17.45 only kinetic energy

*asked by Michael on December 1, 2010* -
## math

Company A rents copiers for a monthly charge of $200 and $0.08 per copy. Company B rent copiers for a monthly charge of $400 and $0.04 per copy. How many copies produce the same bill? The answer I have is 5,0000 is this correct? Thanks

*asked by P on November 10, 2013* -
## physics

I need help confirming my answers: 1) The work done on an electric charge equals a) IR b)q/t c)Vq d) It I think it's C.(Vq) 2) The direction of an electric field is the direction that a ___ test charge will move when placed in the field. a)negative b)

*asked by Katie on April 7, 2011* -
## Algebra

ann finished reading a book in 14 hours. it took ben 855 minutes to read the same book. carly read the book in 50,000 seconds. who finished the book first. explain your answer. Aren't they all around 14 hours?

*asked by Nissa on August 10, 2017* -
## chem

Potassium nitrate has a lattice energy of -163.8 kcal/ mol and a heat of hydration of -155.5 kcal/ mol . How much potassium nitrate has to dissolve in water to absorb 105kj of heat? Answer in kg.

*asked by michelle on September 19, 2012* -
## Algebra

Express the following in simplest radical form. All variables represent positive real numbers. square root of 80a^2b divided by the square root of7a^3b^7 I got an answer of 4 square root of 5 divided by b^3 square root of 7a

*asked by Alex on September 29, 2010* -
## math

The percentage of a certain brand of computer chips that will fail after t years of use is estimated to be P(t) = 100(1 − e−0.12t ). What percentage of this brand of computer chips are expected to be usable after 3 years? (Round your answer to one

*asked by vanessa on April 7, 2014* -
## Astronomy

Scientists can determine what distant stars are made of, as well as their temperatures and velocities, by looking at A absorption B emission spectra C continuous spectra D samples obtained from them E we cannot determine these things about distant stars I

*asked by Anonymous on March 28, 2010* -
## college math

18. Please answer questions 18-19 using the following information: Class Scores Frequency - f Lower limit < score < upper limit 20-30 6 30-40 10 40-50 12 50-60 8 60-70 4 What is the probability that a selected observation is between 40 and 50? (Points: 5)

*asked by Anonymous on November 7, 2011* -
## chemistry

Which of the following statements is /are true? Answer a. None of he above. b. Impurities in a solvent raise the freezing point of that solvent c. All of the above d. Non-volatile impurities lower the boiling point of a solvent e. Ions lower the vapor

*asked by alia on February 28, 2013* -
## Algebra 2

If there are initially 1500 bacteria in a culture, and the number of bacteria double each hour, the number of bacteria after t hours can be found using the formula N=1500(2^t). How many bacteria will present after 7 hours? I think the answer is N=192,000.

*asked by Emily on March 1, 2012* -
## trigonometry

From a boat on the river below a dam, the angle of elevation to the top of the dam is 29deg6'. If the dam is 2430 feet above the level of the river, how far is the boat from the base fo the dam(to the nearest foot)? my answer came out as 4366 feet. am i

*asked by y912f on January 16, 2009* -
## algebra with application

$4,000 at 10% for 20 years (a) Calculate the future amount if the money were invested at simple interest. Calculate the future amount if the money were invested with annual compounding. (Round your answer to the nearest cent.)

*asked by Anonymous on November 27, 2011* -
## Math(Please help)

1) where is the function f(x)= 5 / (2x-4)^3 increasing. I know the answer is for all of x but I do not know how to get this. I know that you can write the equation as 5(2x-4)^-3 2) Let a, b, and c be fixed with a>0 and let f(x)=ax^2 + bx + c. Which of the

*asked by Hannah on April 30, 2011* -
## Algebra

Parking in a students lot cost $1 for the first half hour and $1.25 for each hour thereafter. A partial hour is charge the same as a full hour. What is the longest time that a student can park in this lot for $7? The longest time is ? (simplify your

*asked by Please HELP on May 25, 2012* -
## math

Stephen said that the ratio of his mortgage to the sales price of his house is 7 to 6. Is this reasonable? Explain your answer. I said yes it is reasonable. Stephen would pay 7 dollars for every 6 he borrowed. We don't know the sales price or how long the

*asked by m on November 4, 2010* -
## Math, Data Management

A President and Vice- President for a school council are chosen from a hat with the names of all 12 members in the hat. Determine the probability that Nisha and Anne are chosen as President and Vice- President respectively. Answer Provided: 1/132.

*asked by Jordan on January 30, 2017* -
## Math

to celebrate the first day of a leap year, i taught my dog to jump through a hoop. it was a sunday. when he taught me the same trick the first day of the next year, it was a ? a. sunday b. monday c. tuesday d. wednesday is tuesday the correct answer?

*asked by stephanie on August 6, 2018* -
## Math

The percentage of a certain brand of computer chips that will fail after t years of use is estimated to be P(t) = 100(1 − e−0.12t ). What percentage of this brand of computer chips are expected to be usable after 3 years? (Round your answer to one

*asked by Vanessa on April 6, 2014* -
## english

As it sailed south, Lord Nelson's great ship, Victory, met the Spanish fleet near Trafalgar. 12. The simple subject of the sentence is A. Lord Nelson. B. ship. C. fleet. D. south. I think best answer is B?

*asked by alex on May 15, 2013* -
## physics

A staging that weighs Wstaging supports a painter weighing 170 N. The reading on the left scale is 490 N and the reading on the right scale is 220 N. 490 N 220 N What is the weight of the staging? Answer in units of N

*asked by Liam on November 13, 2012* -
## Social Studies 7R - Q2

2. Critical Thinking - Why did us exports increase dramatically between 1803 & 1807? Answer - The embargo hurts America that's how exports increase dramatically between 1803 & 1807. am i correct???? i had been kind of having trouble with this question

*asked by Laruen on April 23, 2012* -
## Statistics

At a local university, when scheduling classes, the probability that there are no evening classes available on a certain day is 0.80. what is that probability that there is at least one evening class available on that day? Write one a number as your

*asked by Obi on October 1, 2015* -
## physics

An experiment was done in which different coloured light were shone onto a water plant separately and the rate of production of oxygen was measured. which coloured light will produce the lowest rate of production of oxygen? explain your answer

*asked by sanya on January 30, 2011* -
## physics

A staging that weighs Wstaging supports a painter weighing 160 N. The reading on the left scale is 700 N and the reading on the right scale is 620 N. 700 N 620 N What is the weight of the staging? Answer in units of N

*asked by Jackie on December 7, 2014* -
## Math

The percentage of a certain brand of computer chips that will fail after t years of use is estimated to be P(t) = 100(1 − e−0.12t ). What percentage of this brand of computer chips are expected to be usable after 3 years? (Round your answer to one

*asked by Vanessa on April 5, 2014* -
## Algebra

Dorothy has decided to raise rabbits but has been warned that the number of rabbits she will have will grow very quickly. Dorothy started out with 20 rabbits and the function y=20*2.3^x models the number of rabbits she will have after x months. which graph

*asked by whoever on May 26, 2016* -
## astronomy

6. Suppose that you travel to a planet that has 4 times the Earth’s mass and 4 times the Earth’s radius. Calculate how much more or less you would weigh on this planet compared to your weight on Earth. Express your answer as a factor or fraction of

*asked by Anonymous on October 16, 2011* -
## science

A small fish in the Pacific Ocean watches a shark swim by a large rock a few meters away. Which of the following is the the reference point in this scenario? A. Shark B. Large rock C. Water D. Pacific Ocean Is the answer C?

*asked by Larry on May 3, 2016* -
## Calculus 2

Convert r = 1 / (6cos(θ)+8sin(θ)) to an equation in rectangular coordinates (i.e., in terms of x and y). A similar example I found, where r = 1 / (cos (θ) − sin (θ)), found the rectangular equation to be y = x - 1. How would this answer change for my

*asked by Manny on May 10, 2018* -
## Math

*asked by Vanessa on April 7, 2014* -
## Science

A small fish in the Pacific Ocean watches a shark swim by a large rock a few meters away. Which of the following is the the reference point in this scenario? A. Shark B. Large rock C. Water D. Pacific Ocean Is the answer C? Thank you

*asked by Callie on January 21, 2015* -
## math

can please somebody check my answer: Q. A tuning fork produces a sound that has a wavelength of 136 centimetres. What is the frequency of the tuning fork? (Take the speed of sound to be 340 metres per second.) A. f= velocity/wavelength f= 340/1.36 f=250Hz

*asked by Roger on July 15, 2011* -
## Music

What is orchestration? A composer creates various themes in a composition. A composer writes a piece of music. A composer assigns different musical lines to different instruments in a piece of music.

*asked by Sara on October 6, 2015* -
## Chemistry

What is the mass/ vol% ethanol in an ethanol water solution with density of 0.875g/ml and containing 65% ethanol by volume? The density of pure ethanol is 0.789g/ml? My calculation 0.875g/ml x 1000ml x 0.65/ 46.06 = 12.34m 12.34/0.789g = 15.6g I am not

*asked by Fai on August 18, 2012* -
## math

Jana is going to install ceramic tiles in her kitchen. It measures 13' 3" by 12' 6". How many square feet of tile does Jana need? a.) 142.38 square feet b.) 143 square feet c.) 140.625 square feet Can you please show me how you got your answer

*asked by kp on March 13, 2014* -
## Math

I don't get this: Arya makes cupcakes at a bakery. She needs 2 cups of sugar for every 3 cups of flour. She needs 5 cups of flour to make a day's worth of cupcakes. How many cups of sugar will she need? (Round your answer to the nearest tenth.) Can you

*asked by Anonymous on March 27, 2017* -
## physics help

I need help confirming my answers: 1) The work done on an electric charge equals a) IR b)q/t c)Vq d) It I think it's C.(Vq) 2) The direction of an electric field is the direction that a ___ test charge will move when placed in the field. a)negative b)

*asked by Katie on April 10, 2011* -
## math

What is the length of wall studs when the finished floor-to-ceiling height is 8′, ceiling material is ¾″ thick, the finished floor is ¾″ thick, and it's framed with three plates? A. 7′9″ B. 8′1½″ C. 8′ ***D. 7′7½″ My instructor told

*asked by doug on December 17, 2018* -
## Social Studies

What is a constitutional Monarchy? A) A Government in which a king or queen has all the power. *** B) A Government in which the people elect the king or queen. C) A representative government with a mostly ceremonial ruler. D) A representative government

*asked by @AmeliaTheGamer on March 31, 2017* -
## English

What words help you understand the definition of musket-ball? “fall” and “bridge” “lying dead” and “Pierced” “Pierced” and “British” “safe” and “asleep” I'm not sure if the answer is "lying dead" and "Pierced" or if it is

*asked by ^ on October 16, 2012* -
## math

What do we call the numbers that cannot be arranged into 2-row arrays? I don't know exactly what you mean. Perhaps single-digit numbers, such as 0, 1, 2, 3, 4, 5, 6, 7, 8, and 9 -- ?? ?? Does anyone know the answer to my question? we call them odd numbers

*asked by Logan on August 15, 2006* -
## Geography

How do landforms and climate affect the distribution of population? My answer: Landforms and climate affect this due to some lands being unsuitable for human habitation, which influences where people live, resulting in population distribution.

*asked by Anonymous on September 5, 2013* -
## Finance

$2,000 at 12% for 20 years (a) Calculate the future amount if the money were invested at simple interest (b) Calculate the future amount if the money were invested with annual compounding. (Round your answer to the nearest cent.)

*asked by Anonymous on June 2, 2012* -
## Math-Geometry

In a jar there are 18 marbles. There are 3 red marbles, 9 green marbles, 6 blue marbles. What is the probability of drawing (with replacement) a red marble and then a green marble? Please write the answer in fraction form? Show how you did all the work.

*asked by Itreek on April 19, 2011* -
## physics

A hard-rubber or plastic comb rubbed against wool can often be shown to have a static charge. Why does a metal comb not readily show a static charge when rubbed against wool? Use 3 – 4 complete sentences in your answer.

*asked by allexelle on July 11, 2015* -
## math

If a pebble is dropped into a pond in the shape of an ellipse at the location of one focus, the waves will converge at the location of the other focus. If the pond has a major axis of 68 feet and a minor axis of 32 feet, how far apart are the foci? the

*asked by rakim on May 8, 2019* -
## Chemistry

60.0 mL of O2 was collected over water at a total pressure of 755 torr and a temp of 25C. The vapor pressure of water at 25C is 24 torr. How many moles of O2 were collected? Could you please explain and show the steps? I know the answer is 2.36x10^-3.

*asked by Chelsea on December 11, 2013* -
## math

Ed, Ethan and Nathan are playing a game. Ed has won11 rounds, Ethan has won 8 rounds, and Nathan has won 1 round. Write the relative frequency of Ed not winning a round as a percent. 45%? Is my Answer correct?

*asked by Ed on March 9, 2010* -
## Mathematics

Hi Just wandering When I factorise the following : 4s-16t+20r It will equal to 2 ( 2s - 8t + 10 r ) This was the answer in the book However , I managed to factorise it to become : 4 ( s-4t+5r) is this correct ? Because when you multiple it out , it gives

*asked by Amy on August 17, 2008* -
## Health /Law

please check my answer :) thanks Patty Smith is in labor, and her husband drives her to the ER of a hospital that parricipates in Medicare Patty has no insurnce The hospital should treat her until she is stable or transfer her to another hospital. I picked

*asked by Anonymous on November 14, 2007* -
## 6th grade math

A bag of fetilizer that weighs 18 3/4 pounds can cover 5000 sq feet. how many pounds of fetilizer will be needed to cover 27,000 square feet? how many bags of fertilizer are needed? explain how you found your answer

*asked by rupa on October 8, 2013* -
## maths

A pie graphs show the budget of 2 business for 2 different business.How do you work out the different expenses each month and Calculated the cost in Rands.1 company budget is R12000 and other is R9200.How do u work out the pie graphs .need to get the

*asked by zubeida on August 3, 2011* -
## Math

Please show me how to enter this into scientific calculator the equation is 30*0.6637 - 29*0.6223*e^(-0.05*0.137) and the answer is 1.99 i don't know how to enter the e^(-0.05*0.137) part. please show me detailed steps. my scientific calculator is fx-991w

*asked by Aq on April 1, 2011* -
## science

describe the difference between a ball-and-stck model and a space-filling model of a compound ? Vanessa--Have you seen a ball-and-stick model and a space-filling model? If so you will know how to answer this. dont give me stupid answers i can on for help

*asked by vanessa on March 4, 2007* -
## physics

An astronaut is in space at the midpoint between two stars of equal mass. Everything else is infinetly far away. What is the weight of the astronaut? Explain your answer. The attraction to each of the stars is equal, but opposite direction. Weight is the

*asked by Amber on April 9, 2007* -
## math

A figure is transformed into a new figure by being rotated 180 degrees, translated left 6 units, and dilated by a factor of 4. How are the old and new figures related? a)both congruent and similar b)congruent but not similar c)similar but not congruent

*asked by robert on January 31, 2008* -
## physics

A 2.8 kg gold bar at 99 degrees celcius is dropped into 0.21 kg of water at 23 degrees celcius What is the ﬁnal temperature? Assume the speciﬁc heat of gold is 129 J/kg times degrees celcius. Answer in units of degrees celcius

*asked by help! on January 30, 2012* -
## Calc

The percentage of a certain brand of computer chips that will fail after t years of use is estimated to be P(t) = 100(1 − e−0.1t ). What percentage of this brand of computer chips are expected to be usable after 6 years? (Round your answer to one

*asked by Jim on July 18, 2012* -
## psychology

description of the central themes and strategies of positive psychology as you understand them from your reading. the reading did not cover the themes of positive psychology. I don't know what to do. I even googled this question and I have not found any

*asked by Tiffany on September 25, 2009* -
## Math

Eli sculpted this square pyramid out of clay. Its base is 12 inches long on each side and its slant height is 9 inches. What is the approximate height, h, of Eli's pyramid? (the answer includes square root)

*asked by Kimbo on April 11, 2015* -
## Pre-Calculus

A sailboat in a lake travels 4 km due north and then 4 km due west. From there, the boat travels 5 km due north and 4 km due west. How far is the bboat from the starting point? Express your answer as a mixed radical. (How would I use radicals for this??)

*asked by Lucina on April 19, 2015* -
## bio

the systemtic system of the heart sends oxygenated blood and nutrients to all body cells. If the questions were does it send oxygenated blood and nutrients to all body tissue would the answer be yes or no. cells make tissues so would it be yes?

*asked by jb on February 1, 2010* -
## Biology

can anyone tell me a little about MacArthur and Wilson's theory of island biogeography? I need to answer the question Describe a series of small habitats that exist within 10 to 20 kilometers of your house and which might be subject to MacArthur and

*asked by Allie on December 6, 2011* -
## Math--time

how do u add and subtract time.... ex. Math class is dismissed at 2:20pm ,It is now 1:53pm how many more minutes before math class is dismissed. It is a subtraction, but remember each hour is 60 min. 2:20 - 1:53 but you cant subtract 53 from 20, so you

*asked by Aleeyah on August 29, 2005* -
## math

A sample of 145 values is randomly selected from a population with mean, ì, equal to 45 and standard deviation, ó, equal to 23. (Give your answers correct to one decimal place.) (a) Determine the interval (smallest value to largest value) within which

*asked by Sue7 on June 21, 2013* -
## micro econ

Suppose that differences in skills explain part of the difference in wages by race. Wage differences arising from skill differences __________. may result from past discrimination in access to education are not attributable to present or past

*asked by Angela on August 8, 2018*

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