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

143,010 questions, page 969-
## Physics

A 984 kg car is driving along a boardwalk. The car's center of mass is 33 cm in front of the rear wheels, and the distance between the front and rear wheels is 2 m. What total force does the car's front tires exert on the boardwalk? Give your answer in

*asked by paige on April 24, 2011* -
## physics

A current-carrying conductor experiences a force upward in a magnetic field that acts perpendicularly to and out of the plane of the paper. What is direction of the current in the conductor? Choose one answer. a. The current in the conductor is toward

*asked by ashley --- HELP PLEASEE!!! on June 4, 2011* -
## Physics

A 965 kg car is driving along a boardwalk. The car's center of mass is 45 cm in front of the rear wheels, and the distance between the front and rear wheels is 2 m. What total force does the car's front tires exert on the boardwalk? Give your answer in

*asked by Anonymous on April 27, 2011* -
## math

You are installing a new pre-constructed fence. Each fence section measures 4 1/2 feet wide and each end will also have a decorative piece that measures 1 3/4 feet wide. The space for the fence is 30 feet wide. What is the most number of 4 1/2 foot fence

*asked by Norla on September 4, 2015* -
## math

I do not know how to answer this question. Would someone please help me with each of the four question below? Thank you. Question 1. Write the sample space for the outcomes of tossing three coins using H for heads and T for tails. Question 2. What is the

*asked by Dave on February 17, 2011* -
## Career Help

My Question:- Give at least 2 examples of good questions to ask in an informational interview. My answer:- 1. How many hours do you work in a typical week? 2. Why do people leave this field or company? Are these 2 good examples to ask in an informational

*asked by Labbayk on November 3, 2015* -
## careers

I can't tell the difference between these two questions: 1) Electives I can take in high school that relate to my career goals, in addition to required courses which relate to most careers, are _______________. 2) School-to-Career electives that relate to

*asked by Anonymous on September 2, 2007* -
## Graphs 2

x = -3 y = 2 how about this?how do i graph it? Is this a single point? no it says that Graph numbers 4 and 5 on the same square of graph paper. Make sure you label each line. x = -3 y = 2 Others may be able to answer this better than I; however, x = -3

*asked by Margie on October 14, 2006* -
## STAT

One of the conditions that allows us to use ANOVA safely is that of equal (population) standard deviations. Can we assume that this condition is met in this case? here are options (a) No, since the three sample standard deviations are not all equal. (b)

*asked by Anonymous on November 23, 2012* -
## Economics

Using demand and supply analysis, answer the following questions. What are the effects on the exchange rate between the British pound and the Japanese yen from: a. An increase in Japanese interest rates b. An increase in the price of British goods c. An

*asked by Chloe on September 9, 2009* -
## Science

The lines of magnetic force generated by the fluid motions of the earth's core result in the formation of the_____. a) North Pole b) north magnetic pole c) magnetic north and south pole d) North and South Poles Just need to know if my answer or right or

*asked by ant on August 18, 2010* -
## geometry

Kendra is flying a kite 35 feet in the air. The angle of depression from the kite to where Kendra holds the string is 32 degrees. If Kendra holds the string 3 feet off the ground, what is the distance from her hands to the kite? Round your answer to the

*asked by david on December 3, 2013* -
## STAT

One of the conditions that allows us to use ANOVA safely is that of equal (population) standard deviations. Can we assume that this condition is met in this case? here are options (a) No, since the three sample standard deviations are not all equal. (b)

*asked by Anonymous on November 23, 2012* -
## Physics

Considering a mass-spring system aligned horizontally moving at a velocity v. a) How will the velocity of the mass change if amplitude is doubled. b) How will the velocity of the mass change if the spring constant is quartered? I know the answer to the

*asked by Lost on July 27, 2016* -
## STAT

One of the conditions that allows us to use ANOVA safely is that of equal (population) standard deviations. Can we assume that this condition is met in this case? here are options (a) No, since the three sample standard deviations are not all equal. (b)

*asked by Anonymous on November 23, 2012* -
## math

Van Gogh's painting Starry Night measures 92 cm long by 73 cm high. You buy a poster that shows an enlargement of the painting. The poster measures 120 cm long by 100 cm high. Is the poster an accurate represenation of the painting? I think the answer is

*asked by keisha on November 24, 2007* -
## US History UGGGH

Sorry another question I am struggling with finding information in my text and on the web. Some things I am reading seem to be that the answer is d, all of the above. I know that Stalin wanted forces on the East front, but the Allies said it wasn't

*asked by Jennifer on March 23, 2017* -
## cultural diversity

1. Prejudicial behaviors by young children, particularly in the 3 to 5 year age group, are not rooted in: A. Cognitive inability to fit new information and experiences into an existing belief system B. Observation and emulation of pro-social attitudes and

*asked by Vanessa on September 20, 2011* -
## languge arts reading help

You are driving down a road o the main highway near Deming, New Mexico. Suddenly, in the midst of a mesa of tall yellow grass, you see amazing columns of stones. Some stones are forty feet tall. As you get closer, you see that other stones form arches, and

*asked by jam jam jam on November 20, 2017* -
## Social Studies

PLEASE HELP! what is a likely reason that india supported east pakistan's effort to gain independence from pakistan? 1. East pakistan agreed with india's policy of nonalignment 2. India and Pakistan were in conflict 3. East pakistan was close to india's

*asked by girl123 on April 20, 2015* -
## Geometry

Two model trains begin at the toy train station and travel continuously on two circular tracks of equal length. The first train completes a circuit in 20 seconds and the second train in 15 seconds. If both trains, leave the station at the same time, after

*asked by Ashley on March 14, 2016* -
## math 4th grade

Leah liked to balance objects she found around the house using the science kits she got for Christmas. She found that 3 identical apples and a 5-gram weight exactly balanced with a 50-gram weight.Leah said she could tell how much each apple weighed by

*asked by Mikayla on April 15, 2010* -
## Latin

The sentence is: Agricolae equi in reginae terra (with a macron) sunt. The answer is "the farmer's horses are on the queen's land." What ending are you supposed to use for something following an 's or s'? Doesn't this sentence use two different endings for

*asked by Jeremy on March 16, 2009* -
## MAT115

The following information shows a relationship between the amount spent per week on advertising by a small fast-food shop and the total sales per week. Use it to answer question 5. Amount spent 10 20 30 40 Sales 200 380 625 790 Predict the weekly sales

*asked by tee on June 23, 2010* -
## Science 9 PLEESE HELP

i need help on these questions so pleese help me! 1. a.) name the structures of the male reproductive system that sperm do not travel through. b.) what is the name given to these structures? 2. Name the other body system that the penis is part of 3. why do

*asked by Sarahh on November 7, 2012* -
## Math

Leah liked to balance objects she found around the house using the science kit she got for Christmas. She found that 3 identical apples and a 5-gram weight exactly balanced a 50-gram weight. Leah said she could tell how much each apple weighed by solving

*asked by Ariana on April 19, 2010* -
## Math

A golden bar of metal (5 centimeters by 18 centimeters by 4 centimeters) being transported by armored car is suspected of being fake, made from a less valuable metal with a thin coating of pure gold. The bar is found to have a mass of 2.7 kilograms. if the

*asked by Chuck on February 7, 2016* -
## Social Studies -- Merisa

I've reposted your question because it was posted as an answer to another question. Next time, please click Post a New Question when you want to ask a question. Your question: Was the U.S right to become an imperialist country and was it right to take over

*asked by Ms. Sue on March 7, 2007* -
## science - atoms and bonds

#1) Draw the following ions using a Bohr diagram: b)oxygen: i got [oxygen:2)8)]-2 (the -2 is an exponent) but the answer said [oxygen: 2)8)8)]-2...is this right? d)fluorine: i got [fluorine:2)8)]-1 and the book says [fluorine: 2)8)8)]-1..again, is the book

*asked by Sarah on May 10, 2008* -
## L.A.-Check Answer

According to "Life Without Gravity" why can astronauts' muscles become weak? a. Without gravity, the blood is rerouted from the legs to the head. b. Without gravity, the body "grows" as much as several inches. c. Without gravity, eating is difficult, so

*asked by Dani on October 12, 2016* -
## Math

You are ordering a meal and have $15 to spend . The restaurant charges 6% sales tax. You plan to leave a 15% tip . The equation C = x + 0.06x + 0.15x gives the total cost C of your meal , where x is the cost before tax and tip . What is the maximum amount

*asked by Gary on January 4, 2016* -
## chemistry

How do these things shift the direction of a chemical reaction?: -adding/removing reactants -adding/removing products -adding/removing energy Thanks! It depends upon the equation and whether the reaction is exothermic or endothermic. Post the entire

*asked by Mira on March 15, 2007* -
## physics

The pressure at the bottom of a cylindrical container with a cross-sectional area of 46.5 cm2 and holding a fluid of density 480 kg/m3 is 115 kPa. (a) Determine the depth of the fluid. (b) Determine the pressure at the bottom of the container if an

*asked by Mary Katheryn on April 23, 2014* -
## English/Grammar

I have an English 10 Summer Assignment about grammar and such. One of the questions is: In the following sentence, which words are verbs? Melissa was worried about her job interview. a. was, worried b. worried c. worried, about I know that it's not c., and

*asked by Lizzy on July 29, 2009* -
## Chemistry+need help checking work

Using aervage atmoic masses for each of the following elements, calculate the mass, in amu (grams) A. 635 atoms of hydrogen ---> 1 mole of H = 1.01g = 6.022 x 10^23 atom 635 atom of H 1.01g/6.022 x 10^23 atom I got 1.06 x 10^-21 amu. I got that answer

*asked by Chopsticks on January 7, 2009* -
## Physics: merry-go-round question

A playground merry-go-round of radius 1.92 m has a moment of inertia 411 kg m2 and is rotating at 10.4 rev/min. A child with mass 38.3 kg jumps on the edge of the merry-go-round. Assuming that the boy's initial speed is negligible, what is the new angular

*asked by Tessa on April 26, 2010* -
## Tourism and Hospitality

Hotel construction tends to come in waves, resulting in a) a major increase of capital flowing into the industry b) excess supply c) excess demand d) low interest rates on loans and mortgages I think the answer is b, excess supply. Because since hotel in

*asked by Karina on June 9, 2009* -
## com 150

I have answered all of the questions and need help with some of the explanations. Please help. 1. A Sentence A is better because the word activist is plural so therefore I think the word have is singular. Subject and verb agrees with each other 2. B

*asked by pazley on February 27, 2009* -
## Chemistry

DrBob222, thank you for your help on my other question. I found some information that pointed out that the greater the difference in electronegatives, the shorter the bond length. Here's another question that maybe you can help me with: For the series of

*asked by John Jeremy on April 14, 2009* -
## math30

A committee is to be formed to investigate what activities teenagers have available in small communities. The committee is to have 7 members, chosen randomly from interested community members. There are 10 parents, 5 teenagers, and 4 adults without

*asked by alejandro on January 25, 2013* -
## SS

In the 1800’s, thousands of people settled throughout the western region of United States and British Columbia. Boomtowns quickly sprung up to support their needs. The areas became prosperous. What brought people to the Western United States and British

*asked by Anonymous on March 27, 2018* -
## Chemistry

Hi, i'm really desperate! could anyone please help me with this question, I'm stumped. 'A buffer is prepared by mixing a 100.omL of a 0.100 M NH3 solution with a 0.200M solution of NH4CL solution and making the total volume up to 1.000L of water. What is

*asked by emily on December 11, 2012* -
## Comp. Tech Question

I asked this question yesterday- but I got confused. You talk to your boss about working out of your home. You can access the company network from your home using VPN. Your boss is concerned about security. What do you tell him to assure him that VPN is

*asked by DeAnna on July 2, 2007* -
## Art

A cityscape artist complete a portrait of a busy, grimy, dirty city with no signs of nature. Which of the following might be be suggesting humanities relationship with the surrounding world? A. Cities encourage productivity and life. B. Cities encourage

*asked by Dawn on April 14, 2015* -
## Math

Managers of a local shopping mall selected a random sample of shoppers and recorded the gender of each. Here are their results. Gender Number of People Male 69 Female 106 Based on this sample, how many of the next 2000 shoppers would we predict to be

*asked by Melanie on August 20, 2017* -
## algebra

Managers of a local shopping mall selected a random sample of shoppers and recorded the gender of each. Here are their results. Gender Number of People Male 75 Female 108 Based on this sample, how many of the next 2000 shoppers would we predict to be male?

*asked by Anonymous on August 8, 2017* -
## math

how can you get the answer 16 using these numbers 4,3,2,1=16 you can not use any number more than one time. Help! 3-1=2 2x2=4 4x4=16 Bold face type show numbers in the problem. please help You need to post a question before we can help. Just click on the

*asked by lorraine on September 13, 2006* -
## Algebra

2. The equation D=3.59 (sqrt)h gives the distance, D, in kilometers that a person can see to the horizon from a height, h, in meters. a. Solve this equation for h. b. Mount Evans in the Rocky Mountain National Park, is approximately 4,450 meters in

*asked by Student 315 on October 21, 2011* -
## chem 101

. In an electron microscope the electrons generate the image. For one of the scanning electron microscopes in our Central Analytical Facility, the electrons are accelerated to have a kinetic energy of 200,000 eV. Electrons with this kinetic energy have a

*asked by Anonymous on April 13, 2012* -
## math

Georgia works at the Yogurt Shoppe. She is able to scoop yogurt into perfectly round scoops that have a radius of 6 cm. If Mary buys a triple scoop of yogurt in a cup, how much yogurt will Georgia give Mary? Use 3.14 for π and round answer to the nearest

*asked by Christian on January 8, 2018* -
## Physics

A solid ball and a hollow ball, each with a mass of 2 kg and radius of 0.1 m, start from rest and roll down a ramp of length 3 m at an incline of 44°. An ice cube of the same mass slides without friction down the same ramp. What is the speed of the ice

*asked by Maria on June 19, 2012* -
## finance

which of the following investments paid the highest rate of return? (a) a corporate bond that paid $72 per year in interest and that cost $600 to purchase (b) a money market fund that paid 8 percent interest (c) a corporate stock that cost $40 to buy and

*asked by Anonymous on December 21, 2014* -
## Math Help Please? c: Thank you :3

At your summer job with a research company, you must get a random sample of people from your town to answer a question about spending habits. Which of the following methods is most likely to be random? A) You survey customers at the local shopping mall. B)

*asked by X3 ISayRawr on April 10, 2014* -
## Math

Having been to Paris, Rob remembered the Eiffel tower, which was the tallest structure in the world at the time it was built in 1887. If the Eiffel tower is 324m tall, how much lower is it compared to today's tallest man-made structure the Burj Khalid? My

*asked by Thomas on May 2, 2019* -
## science

1. In paper chromatography, is the substance being tested the solute or solvent? Explain your answer. I think the substance being tested is a solvent. I think this because it is being dissolved to form the ink on the filter paper. 2. A bucket of paint

*asked by Anonymous on March 2, 2017* -
## PreCalc

An earthquake measuring 6.4 on the Richter scale struck Japan in July 2007, causing extensive damage. Earlier that year, a minor earthquake measuring 3.1 on the Richter scale was felt in parts of Pennsylvania. How many times more intense was the Japanese

*asked by Jimmy on December 4, 2016* -
## Science

1. In paper chromatography, is the substance being tested the solute or solvent? Explain your answer. I think the substance being tested is a solvent. I think this because it is being dissolved to form the ink on the filter paper. 2. A bucket of paint

*asked by David on March 3, 2017* -
## Maths

Please help!!! The mass of a particular substance is known to grow exponentially at a rate of 1.5% per day. Its initial mass was 230 grams and, after t days, it weighed 325 grams. The equation modelling this growth is 230×1.015 t = 325. Use

*asked by Sue on August 14, 2010* -
## Math--I need help!

I have these two questions on my assignment. Please help me. 80 mi. = _______ km. 9 cm. = _______ m. 9cm (1m/100cm)=??? 80miles (1 km/1600m) one mile = 1.6093 km so 80 times 1.6093 = what? one cm = 1/100 m or .01 m so 9 cm = 9 times .01 = what? 9 cm = 0.09

*asked by Bethany on February 27, 2007* -
## Texas state history

1. What was the effect of discovering oil at spindletop? A. The state suffered economically because the supply wasn't as much as people expected. B. The supply at spindletop was not enough to economically support the exploration of nearby sources for oil.

*asked by Kae on August 30, 2016* -
## English

Love-Charm Song (Ojibway) I can make That man bashful I wonder What can be the matter That he is so bashful. Song of a Maiden Disappointed in Love (Blackfoot) My lover looked like an eagle from a distance, But alas! When he came nearer I saw that he was

*asked by E on January 23, 2015* -
## Physics

An archer shoots and arrow horizontally at a target 15m away. The arrow is aimed directly at the center of the target, but it hits 52 cm lower. What was the initial speed of the arrow? I know it has something to do with a zero launch angle but none of the

*asked by Mike on February 1, 2007* -
## pre-calculas

Find the function that is finally graphed after following transformations are applied to the graph of y=ãx in the order list 1. shift down 8 units 2. reflect the x-axis 3. reflect the y-axis

*asked by ladybug on September 18, 2012* -
## stats ( please check)

6. X has a normal distribution with a mean of 80.0 and a standard deviation of 3.5. Find the following probabilities: (A) P(x < 77.0) (B) P(75.0 < x < 85.0) (C) P(x > 85.0) (Points : 6) I think I have the first two but I am stumped on the third one. Thank

*asked by Celest on July 24, 2011* -
## thermodynamics

the mass of a fluid system is .311 slug, its density is 30lb.ft^3 and g is 31.90fps^2. a) find the specific volume, b) the specific weight, and c) total volume

*asked by 18ms on December 8, 2012* -
## math

the volume of an cylindrical can with a radius r cm and height h cm is 128000 c^3, show that the surface area of the can is A=2(22/7)r^2 + 246000/r. Find the value for r to minimize the surface area. *i know what the quest. ask but i do not know how to

*asked by Yuni on July 29, 2011* -
## Algebra - volume

I can't draw the shape here, but the picture is of a 3-sided pyramid. One side of the base is 10", another side of the base is 3", and the height is 15". I need to find the volume and round to the nearest whole number.

*asked by Sylvia on February 27, 2013* -
## Algebra

Each of the following temperature ranges is in degrees Fahrenheit. Use the formula F=95 C+32 to find the corresponding temperature range in degrees Celsius (using interval notation and assume inclusion). a. below 32∘ b.above 122∘ c. below 5∘ d. above

*asked by keonn'a on September 1, 2018* -
## maths

a yacht is moving at 10km/h in a south easterly direction and encounters a 3km/h current from the north. find the actual speed and direction of the yacht

*asked by nigar on November 9, 2014* -
## physics - power(3)

A force of 48 N pushes a 2 kg object initially at rest a distance of 3m along frictionless horizontally surface. Find: A- The work done on the object. B- The power of the applied force.

*asked by Mota on January 16, 2010* -
## Physics

In one dimension, a 12 kg ball moving to the right at 9 m/s collides with a 4kg ball moving to the left at 3 m/s. The collision is perfectly elastic. Find the final velocities of both balls.

*asked by Michelle on April 25, 2014* -
## Physics E&M

A slab of metal of volume V is made into a rod of length L. The rod carries current I when the electric field inside is E.Find the resistivity of the metal?

*asked by Spencer on February 12, 2008* -
## Calculus

Find the equation of the tangent line and the normal line to the graph of the equation at the indicated point. x^2-y^2=16, (5,3) I need to show work, so answers formatted in this manner would be most appreciated. Thanks! :) :)

*asked by Jon on November 11, 2007* -
## Algebra

Justine earned $26,000 during the first year of her job at city hall. After each year she received a 3% raise. Find her total earnings during the first five years on the job.

*asked by Angel on April 13, 2016* -
## Pre-Calculus

The graph of f(x)= (x^2 - 11x + 18)/(x-9) consists of a line and a hole. Find the equation of the line and the coordinates of the hole. I really have no idea how to do this. I tried factoring it and ended up with (x-2), but I don't know how that helps me.

*asked by Ann on November 19, 2013* -
## Trigonometry (Math)

From the top of a building 70 ft. high, two objects in a straight line from the building are observed at angles of depression of 28° and 41°6' respectively. Find the distance between the two objects. -Complete Solution please. :'(

*asked by Alianne on February 7, 2012* -
## statistics

A student takes a 20-question, true/false exam and guessed on each question. Find the probability of passing if the lowest passing grade is 15 correct out of 20.

*asked by Lori on September 26, 2010* -
## physics

A 48.4 N child is in a swing that is attached to ropes 1.24 m long. Find the gravitational potential energy associated with the child relative to her lowest position when (a) the ropes are horizontal

*asked by Anonymous on October 10, 2012* -
## math

A music award is a square pyramid with a 6-inch-long base and a 13-inch slant height. Find the award’s total surface area. ￼

*asked by tiffani on May 16, 2013* -
## intermediate algebra

Find the equation of the line that pass through the given point and is perpendicular to the given line. Write in slope intercept form. (0,0), y + 3x = -12 would I subtract 3x from both sides? if so would the slope be -3x? m = 1/3 , (0,0) y-y1, m(x-x1)

*asked by jennifer on November 3, 2008* -
## Precalculus

find the equation of the cubic equation show graph passes through the points (3,0) and (1,4) and is tangent to the axis at the origin??? I honestly cannot figure this out and can you explain the graph to me too?

*asked by Sam on October 23, 2012* -
## Pre Calculus

Exponential growth and decay find the half life of a radioactive substance if 220 grams of the substance decays to 200 grams in 4 years?

*asked by Josh on October 25, 2011* -
## Physics

A satellite is placed in orbit 5.20 105 m above the surface of the planet Jupiter. Jupiter has a mass of 1.90 1027 kg and a radius of 7.14 107 m. Find the orbital speed of the satellite.

*asked by Jackson Kerr on October 2, 2012* -
## Math: Intro to Proofs

Given: Let f: X -> Y be a function. Then we have an associated function f^(-1): P(Y) -> P(X), where f^(-1) (B)⊂X is the inverse image of B⊂Y. Question: Show that f^(-1) is one-to-one if and only if f is onto. [Notes: ⊂ represents subspace, I just

*asked by Nic on November 3, 2011* -
## 6th grade

Marco tosses two coins, a quarter and a nickel. Write a proportion that can be used to find p. the percent of times Marco can expect both coins to lanad heads up.

*asked by Nando on April 30, 2009* -
## finance

Find the NPV and PI of a project that costs $1,500 and returns $800 in year 1 and $850 in year 2. Assume the project’s cost of capital is 8 percent.

*asked by Anonymous on May 30, 2012* -
## Maths sequences

Question= Find the sum of all the odd numbers up to and including 99,999. Would a=1 because its the first odd number in the sequence? And would d=2 ? So then would you do S99,999= 49999.5(2+99,998(2)) Then divide by two?

*asked by Andy on February 20, 2016* -
## math

the cost of banana is Re.1 more than that of an orange. Mr asad purchased 12 bananas and 20 oranges . if he paid Rs.108 to the fruit saller, find the price of a banana and orange.

*asked by fazalamin on November 30, 2016* -
## geometry

The radius of the earth is approximately 6371 km.If the international space station (ISS) is orbiting 353 km above the earth, find the distance from the ISS to the horizon(x)

*asked by ann on April 16, 2014* -
## Physics

Two long, straight, parallel wires carry current in the same direction. If the wires are 24 cm apart and carry currents of 2.0 A and 4.0 A, respectively, find the force per unit length on each wire?

*asked by Lorii on December 13, 2012* -
## Stats

two tailed test for experiment with N= 24. Can't find table of t critical values, but tcv@ df=13. Compared tobt with tcv. Will this more likely create type I or type II error?

*asked by Michele on June 6, 2013* -
## Finance help

Assume Williams inc has: Debt ratio= 40% Net profit margin= 10% Return on assets = 25% Find williams Total Asste Turnover Ratio

*asked by Lance on September 24, 2009* -
## Trigonemtry

A kite has a string of length 60 metres. On a windy day all the string is let out and makes an angle of between 20 and 36 with the ground. Find the minimum and maximum heights of the kite

*asked by Layla on April 22, 2015* -
## statistics

show that in the binomial distribution (q+p)^n the ratio of the mean deviation about about the mean to standard deviation is 2/(npq)^0.5*n-1 cµ-1p^µ-1 q^n-µ where µ is the greatest integer contained in np+1 . find the limits of the above ratio as n

*asked by urmila on January 10, 2012* -
## Mensuration

A verandah 1.25m wide is constructed all along the outside of a room 5.5m long and 4m wide. Find the cost of cementing the floor of this verandah at the rate of ₹15 per sqare metre.

*asked by Sunil on February 24, 2016* -
## people

Suppose that people's heights (in centimeters) are normally distributed, with a mean of 165 and a standard deviation of 6. We find the heights of 80 people. (a) How many would you expect to be between 159 and 171 cm tall?

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

For Exercises 16 - 23, list the common factors for each pair of numbers. Then find the greatest common factor for each pair. 16. 18 and 30 17. 9 and 25 18. 60 and 45 19. 23 and 29 20. 49 and 14 21. 140 and 25 22. 142 and 148 23. 84 and 105

*asked by Gracie on September 18, 2012* -
## quadratics

In studying the emission of light, in order to determine the angle at which the intensity is a given value, the equation sin^2 A − 4sin A+1= 0 must be solved. Find the angle A to 0.01°. (sin2 A = (sin A)^2)

*asked by Geoff on April 13, 2015* -
## physics

In a tennis serve, a .074 kg ball can be accelerated from rest to 40 m/s over a distance of 0.79 m.Find the magnitude of the average force exerted by the racket on the ball during the serve.

*asked by Anonymous on October 28, 2010* -
## Physics

A weight of 340 N is suspended from a pole by means of a rod 4m long and a rope tied to one end 3m above. Find the tension on the rope the force of the rod.

*asked by Julie on July 19, 2015*

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