# find the derivative of y=(3x+1)^2 y= square root 13x^2-5x+8

97,722 questions, page 729-
## Calc

An open box is to be made out of a 10-inch by 16-inch piece of cardboard by cutting out squares of equal size from the four corners and bending up the sides. Find the dimensions of the resulting box that has the largest volume. Dimensions of the bottom of

*asked by David on November 16, 2015* -
## phyics

If two cars are traveling along a straight road, one behind the other. the first is traveling at a constant velocity of 10 m/s. the second, approaching from the rear, is traveling at 22 m/s. when the second car is 300m behind the first, the driver applies

*asked by billy on November 6, 2010* -
## calculus

P /|\ / | \ / | \ on this side there is an / | \ arc with A(θ) in the / | \ middle. the B(θ) /θ | B(θ)\ triangle is not equal O -------------- R to the θ triangle. Q the figure shows a setor of a circle with central angle theta. Let A(θ) be the area

*asked by Reen on November 8, 2009* -
## science

then how do u find: the volume of the H2O released, measured at 220 degrees C and 735mm Hg? What are you starting with? The volume of H2O released would depend on the original volume before being raised to that temperature. Please repost question with

*asked by Anonymous on March 28, 2007* -
## network neutrality

1. Explain what Net Neutrality is 2. Explain who wants and who doesn’t want Net Neutrality 3. Explain the Obama administrations stance on the issue 4. Why didn’t the FCC’s ruling cover wireless providers can you please help me find a link/websites

*asked by blaze on February 11, 2012* -
## Math

A coin is tossed three times. Determine which of the following outcomes describe mutually exclusive events. a) A: all tosses are heads , B: all tosses are tails b) A: at least one toss is a tail , B: at least one toss is a head c) For both a) and b) find

*asked by Sally on May 8, 2018* -
## differential equation

A 0.25 kg mass is horizontally attached to a spring with a stiffness 4 N/m. The damping constant b for the system is 1 N-sec/m. If the mass is displaced 0.5 m to the left and given an initial velocity of 1 m/sec to the left, find the equation of motion.

*asked by aamiraa on March 10, 2011* -
## physics

A 302 kg motorcycle is accelerating up along a ramp that is inclined 24° above the horizontal. The propulsion force pushing the motorcycle up the ramp is 2860 N, and the air resistance produces a force of 235 N that opposes the motion. Find the magnitude

*asked by aithusa20 on September 29, 2014* -
## Chemistry

A 15.0mL solution of H2SO3 is neutralized by 12.0mL of a standardized 1.00M NaOH solution. What is the concentration of the H2SO3 solution? Please reply with the steps on how to do this question so I can learn. I can't find examples or anything related in

*asked by bri on June 14, 2012* -
## Physics

At an amusement park, a swimmer uses a water slide to enter the main pool. The swimmer slides without friction, and descends through a vertical height of 2.89 m. Find the swimmer's speed at the bottom of the slide if she starts with an initial speed of

*asked by Greg on March 9, 2010* -
## Airplane & Radar

(Airplane & Radar) An airplane is flying (horizontally) at the height of 6 km on a flight path that will take it directly over a radar tracking station (on ground). If the distance D between the plane and the radar is decreasing at a rate of 300 km/hr,

*asked by math on December 15, 2011* -
## physics

A body starts with an initial velocity of 10m/s and moves along a straight line with a constant acceleration. When the velocity of the particle becomes 50 m/s the acceleration is reversed in direction without changing magnitude. Find the velocity of the

*asked by karan on July 17, 2014* -
## Life orientation

Name two institutions/community organizations that are involved in supporting or giving redress to environmental or human factors.Explain how these organizations are involved in providing a safe and healthy environment.(Suggestio:find out about NGO's or

*asked by Mdhabazi on April 30, 2012* -
## Physics

The propeller blades of an airplane are 2.4 m long. The plane is getting ready for takeoff, and the propeller starts turning from rest at a constant angular acceleration. The propeller blades go through two revolutions between the fifth and the seventh

*asked by John on November 4, 2015* -
## Calc

A cylindrical slime tank is placed so that the axis of the cylinder is horizontal. Find the fluid force on a circular end of the tank if the tank is half full, assuming that the diameter is 6 feet and the slime weighs 54 pounds per cubic feet?

*asked by Ethan on December 14, 2013* -
## Physics

The propeller blades of an airplane are 2.4 m long. The plane is getting ready for takeoff, and the propeller starts turning from rest at a constant angular acceleration. The propeller blades go through two revolutions between the fifth and the seventh

*asked by John on November 7, 2015* -
## physics

A 301-kg motorcycle is accelerating up along a ramp that is inclined 30.0º above the horizontal. The propulsion force pushing the motorcycle up the ramp is 3420 N, and air resistance produces a force of 230 N that opposes the motion. Find the magnitude of

*asked by jean on October 3, 2012* -
## physics

A grinding wheel of radius 0.370 m rotating on a frictionless axle is brought to rest by applying a constant friction force tangential to its rim. The constant torque produced by this force is 79.2 N • m. Find the magnitude of the friction force.

*asked by Anonymous on December 9, 2012* -
## statistics

Suppose that one in every 100 people in a certain community is infected with HIV. You want to indentify an HIV-positive person to include inn a study of an experimental new drug. How many indiviuals would you expect to have to interview in order to find

*asked by stats on February 10, 2010* -
## physics

A boat travels at 3.8 m/s and heads straight across a river 240 m wide. The river flows at 1.6 m/s. Find A) The boat's resultant velocity. B) How long it takes the boat to cross the river. C) How far downstream the boat is when it reaches the other side.

*asked by PLEASE HELP! on November 2, 2008* -
## trig

1st-the reason i keep change my name because some of my friends are using my computer by their own name to asked questions. we are having a hard time solving each trig problems 2nd- if sin theta=0.6 and 90 degree

*asked by minh on May 8, 2011* -
## physics

A block of mass 0.8 kg is dragged along a level surface at constant velocity by a hanging block of mass 0.2 kg as shown in fig. 2.29. Find tension in the string and acceleration of the system, if the coefficient of friction between the block and the

*asked by Ashima on June 14, 2013* -
## physics

A projectile is launched from ground level to the top of a cliff which is 195 m away and 135 m high.If the projectile lands on top of the cliff 6.5 s after it is fired, find the initial velocity of the projectile ( (a)magnitude and (b)direction ). Neglect

*asked by bobjahng2 on November 9, 2010* -
## MATH

Okay bottle wooden box of internal age 1 metre is made of 5 centimetre thick would the box is open at the top it would cost rupees 9604 cubic metre. Find the cost of the wood require to make the box.

*asked by ANIRUDH DAHUJA on January 17, 2016* -
## problem solving

select a problem that you have worked on but not yet solved, and that you feel you can eventually solve. present the following : a show or describe what you have done so far (it could be that you tell me where to find your work in your notebook) b assess

*asked by kakak on December 12, 2014* -
## physics

A 15 kg mass, tied to the end of a 0.5 m long steel wire, is whirled in a vertical circle. The cross- section of the wire is 0.02 cm2. When the mass is at the bottom of the circle, its angular velocity is 2 rev s i. Find the elongation of the wire at this

*asked by badar on January 2, 2014* -
## biology

a farmer sprays insecticide on his crops and notices that the insect pest problems disappear. a year later he tries the same insecticide only to find that he did not achieve the same result. the insect population shows resistance to the insecticide. This

*asked by Skyler on February 21, 2014* -
## math

A local gym charges nonmembers $10 per hour to use the tennis courts. Members pay a yearly fee of $300 and $4 per hour for using the tennis coutrs. Write an equation to find how many hours, h, you must use the tennis courts to justify becoming a member.

*asked by puppy101 on May 6, 2009* -
## Science

Please help me. This is the question. A diver weighing 500N is positioned at the right end of a diving board with a length of 4m and negligible weight. The board is bolted down at the left end while being supported 1.5 m away from the fulcrum. a.)Find the

*asked by Kenneth on September 17, 2016* -
## physics please help

The femur is a bone in the leg whose minimum cross-sectional area is about 3.60 10-4 m2. A compressional force in excess of 6.90 104 N will fracture this bone. (a) Find the maximum stress that this bone can withstand. (b) What is the strain that exists

*asked by dan on November 14, 2010* -
## Calculus Applied Integrals

A cylindrical tank of 22.1m high with radius 12.2m is filled to 10m high with water. How much work must be done to pump all the water out of the tank? (density of water is 1000\ kg/m^3) I used similar triangles somewhere in my calculations to find the

*asked by Isabella on March 24, 2016* -
## Physics

on a perfect fall day you are hovering at rest at low altitude in a hot air balloon the total weight of the balloon including its load and the hot air in it is 15,000N find the volume of the displaced air I have no Idea how to go about this

*asked by Katheryn Boudreaux on February 20, 2015* -
## Math/Fractions

I have this fraction: 6 2/9 + 1 3/4 - 3 5/6= Okay First I changed the mixed numbers into improper fractions. I got this: 56/9 + 7/4 + 23/6 Then I thought you have to find the least common denominator, which for 9,4, and 6 would be 36. Then I muliplied the

*asked by Mary Mac on May 9, 2008* -
## physics

A 2500kg gun fires a 10.0kg projectile with a muzzle speed of 550m/s. A) determine the initial recoil speed of the gun B) If the recoil is against a constant resisting force of 4200N, find the time taken to bring the gun to rest.

*asked by b on November 10, 2011* -
## math

A cubical water tank has edge 5m long. Find the volume of water in the tank if 1/5th of the tank is empty. Write down the equation of the line whose gradient is 3/2 and which passes through P, where P divides the line segment joining A(-2,6) and B(3,-4) in

*asked by reshma on November 22, 2015* -
## algebra

Quartics using P(X) = af(b(x-c)+d Recall Q(X) = (x-2)(x-1)(x+1)(x+2) a)Choosing a (i) Rewrite Q(x) for a. Let b = 1, c = 0 and d = 0 (ii) Make 3 copies of the same function on your calculator Let a= -1, 1 and 2 Your equations are Y1= __________(a=-1) Y2=

*asked by Mable on May 7, 2008* -
## physics

A projectile is launched from ground level to the top of a cliff which is 195 m away and 135 m high.If the projectile lands on top of the cliff 6.5 s after it is fired, find the initial velocity of the projectile ( (a)magnitude and (b)direction ). Neglect

*asked by bobjahng2 on November 11, 2010* -
## Caculas

(Airplane & Radar) An airplane is flying (horizontally) at the height of 6 km on a flight path that will take it directly over a radar tracking station (on ground). If the distance D between the plane and the radar is decreasing at a rate of 300 km/hr,

*asked by matthew on December 16, 2011* -
## math

One-half of the students at Greendale Middle School take art. Two-thirds of the students take Spanish. Deshawn uses a coin and a standard number cube as a simulation of the students at Greendale Middle School. Deshawn lets “T” represent a student

*asked by heeeeelpppp please on May 6, 2016* -
## Math

One-half of the students at Greendale Middle School take art. Two-thirds of the students take Spanish. Deshawn uses a coin and a standard number cube as a simulation of the students at Greendale Middle School. Deshawn lets “T” represent a student

*asked by Ember on February 18, 2016* -
## I'm really stuck on math!

One-half of the students at Greendale Middle School take art. Two-thirds of the students take Spanish. Deshawn uses a coin and a standard number cube as a simulation of the students at Greendale Middle School. Deshawn lets “T” represent a student

*asked by Ember on February 18, 2016* -
## science

Two workers pull horizontally on a heavy box, but one pulls twice as hard as the other. The larger pull is directed at 25.0 degrees west of north, and the resultant of these two pulls is 350.0 N directly northward. Use vector components to find the

*asked by Ben on September 14, 2008* -
## Statistics

Measurements on the percentage of enrichment of 12 fuel rods used in a nuclear reactor were reported as follows; 3.11 2.88 3.08 3.01 2.84 2.86 3.04 3.09 3.08 2.89 3.12 2.98 a. Test the Hypothesis H0: µ = 2.95 versus H1: µ 0 ≠ 2.95, and draw appropriate

*asked by Josh on July 18, 2012* -
## Math

A circular target of radius 11 cm is to be hit as a game. The dart board has three concentric circles inside the bigger board of radii 7, 9 and 10 cm respectively,dividing the board into four regions.If Sarthak shot the dart 121 times, find the probability

*asked by Diksha on March 9, 2016* -
## physics

Two workers pull horizontally on a heavy box, but one pulls twice as hard as the other. The larger pull is directed at 25.0 degrees west of north, and the resultant of these two pulls is 350.0 N directly northward. Use vector components to find the

*asked by Anne on August 18, 2015* -
## Physics

A 79.5 kg snowboarder heads down a 28.0° hill that has a height of 62.8 m. If the hill is assumed to be frictionless and there is horizontal wind with a force of 98 N acting against the snowboarder, find the speed of the snowboarder as they reach the

*asked by Anonymous on November 23, 2015* -
## PHYSICSSS!

A brass lid screws tightly onto a glass jar at 20 oC. To help open the jar, it can be placed into a bath of hot water. After this treatment, the temperature of the lid and the jar are both 60 oC. The inside diameter of the lid is 8.0 cm at 20 oC. Find the

*asked by JT on September 21, 2010* -
## Chemistry

Crystal of Sodium form Cubic unit cell with edge length 430pm.Find the no.of atoms present per unit cell and also the type of unit cell. P.S. No radius or density is given so its a lil bit tough dan the rest... Plz Help ASAP !!

*asked by Minhye on January 27, 2016* -
## statistics

3. Measurements on the percentage of enrichment of 12 fuel rods used in a nuclear reactor were reported as follows; 3.11 2.88 3.08 3.01 2.84 2.86 3.04 3.09 3.08 2.89 3.12 2.98 a. Test the Hypothesis H0: µ = 2.95 versus H1: µ 0 ≠ 2.95, and draw

*asked by Mike on July 19, 2012* -
## local and state gov.

someone plz i really need help plz i cant find it in my text so someone plz!!! For a democracy right??? search google: branches of Government Click Bens Guide to Government for kids (1st or 2nd link) Then when you get there select your grade level in the

*asked by Cole on November 12, 2006* -
## math

A party store offers small balloons and large balloons. You can choose from pink, blue, green, and yellow balloons. You can choose from silver, gold, and white ribbons. Use the counting principle to find the number of different ways you can choose a

*asked by heeeeelpppp please on May 6, 2016* -
## Chemistry

The foul odor of rancid butter is due largely to butyric acid, a compound containing carbon, hydrogen, and oxygen. Combustion analysis of a 4.30-g sample of butyric acid produced 8.59g CO_2 and 3.52 g H_2O.Find the empirical formula for butyric acid.

*asked by Chelsea on September 17, 2010* -
## math

Hi I need help with 5 questions..some of it is confusing to me. I just want to make sure my answers are right. 1.6^-7 x 6^4 6^-3 ; 6^-11 ; 6^-28 ; 6^11 - my answer is 6^-3 2. 7/ 7^5 = 7^-2 (supposed to find the missing value which is the other exponent on

*asked by Anonymous on August 29, 2014* -
## english

Can I please, please get some websites that will show me the local government structure of dekalb county (atlanta, georgia), and, political issues concerning dekalb county. This is stuff I need for my paper, I've been searching google all day, but nothing

*asked by y912 on October 18, 2010* -
## physics

A truck of 5000kg hits a car of 1500kg at an intersection. After the collision, both vehicles remained glued together and slid over a distance of 30 meters before coming to a halt. Knowing that the coefficient of kinetic friction between both vehicles and

*asked by Raf on February 5, 2012* -
## chemistry

a 250.0 ml sample of an aqueous solution at 25 degrees celsius contains 35.8 mg of an unknown nonelectrolyte compound. If the solution has an osmotic pressure of 11.25 mmHg, what is the molar mass of the unknown compound? I know you need to have the answer

*asked by Vic on September 30, 2012* -
## Business Statistics

A firm claims that only 10% of it's accounts receivables are over 30 days past due. The bank that supplies working capital or interim loans to the firms is suspect of the figure and accordingly takes a random sample of 100 accounts of the firm. Find the

*asked by Leo Elvis on March 16, 2015* -
## Biology (multiple choice!)

I'm studying for a test and can't find the answers for the following questions...please help! What clade of bacteria produce oxygen via photosynthesis? What is a synapomorphy for domain Bacteria? In a symbiotic relationship between organisms of

*asked by Sarah on October 25, 2010* -
## Urgent Chemistry!!

1 mol of an ideal gas expands under isothermal conditions (T=298.15K). The initial pressure and volume is 2.00 atm and 1.00L respectively, and the final pressure is 1.00 atm. Find the expansion work. The answer is w = -101.325 J. I am unsure how to get

*asked by Derek on November 16, 2008* -
## Criminal Justice/Terrorism

I failed my Terrorism multiple choice exam. The textbook is Understanding Terrorism & Managing the Consequences by Maniscalco and Christian. It's so hard to refer back to when I am being timed on a test and that's why I failed. Are there any experts out

*asked by Pat on September 28, 2015* -
## Physics

A truck of 5000kg hits a car of 1500kg at an intersection. After the collision, both vehicles remained glued together and slid over a distance of 30 meters before coming to a halt. Knowing that the coefficient of kinetic friction between both vehicles and

*asked by Raf on February 4, 2012* -
## Physics

A man can swim at a speed of 3km/hr in still water. He wants to cross a 500m wide river flowing at 2km/hr. He keeps himself always at an angle of 120¡ãwith the water flow while swimming. Find (A) The time he takes to cross the river (B) The point on the

*asked by Apurv on January 9, 2016* -
## Medical Information Management

A company that provides comprehensive health care services on a prepayment basis to voluntarily enrolled participants is called a? A. Medicaid participant. B. health maintenance organization (HMO) C. preferred network association. D. Medicare provider. my

*asked by Jessica on January 23, 2011* -
## Physics

Miss E. deWater, the former platform diver of the Ringling Brothers' Circus, dives from a 80.0-meter high platform into a shallow bucket of water (see diagram at right). Determine her speed and her height after each second of fall. When t = 0 s: speed = 0

*asked by Ryan on November 6, 2015* -
## Dynamics

Find the angle of banking for a highway curve of 300 ft radius design to accommodate cars traveling at 100 mph, if the coefficient friction between the tires and the road is 0.6. What is the rated speed of the curve? show solution step by step show FBD (if

*asked by 19 on July 14, 2018* -
## Chemisty

16.72g of sodium acetate trihydride (MW=136 g/mol) is dissolved in 100mL water. To this, 4.00g glacial acetic acid (Ka=2.2x10-5, MW=60.0 g/mol) is added, and distilled water is added to to the 500mL mark. Find the final pH and the molar concentration of

*asked by Elle on January 20, 2012* -
## Physics

A 24.5-kg child is standing on the outer edge of a merry-go-round which has moment of inertia 989 kg • m2 and radius 2.40 m. The entire system is initially rotating at 0.180 rev/s. Find the angular velocity if the child moves to a final position 1.10 m

*asked by Anonymous on March 8, 2015* -
## English

Baker uses the sentence “Women’s purses, despite their great weight, frequently travel through six or seven rooms to find hiding space under a couch” in his essay to create _[blank]_. a neutral mood heated suspense an unhappy tone a humorous tone

*asked by Caitlyn on December 10, 2018* -
## Physics

Miss E. deWater, the former platform diver of the Ringling Brothers' Circus, dives from a 80.0-meter high platform into a shallow bucket of water (see diagram at right). Determine her speed and her height after each second of fall. When t = 0 s: speed = 0

*asked by Ryan on November 6, 2015* -
## Math

As dry air moves upward it expands and in doing so cools at a rate of 1 degrees Celsius for each 100 m rise up to about 12 km If the ground temperature is 20 degrees Celsius find an expression for the temperature T as a function of the height H the answer

*asked by Jordan on November 3, 2013* -
## Business Communication

Identify the sentence with the correct adjective or adverb. (a) I have a little to offer, but you have lesser. (b) If Dennis were least obnoxious, potential clients might find him more approachable. (c) I need a haircut badly (d) The summer solstice is the

*asked by Anonymous on April 3, 2009* -
## geometry

An advertising blimps hovers over stadium at the altitude of 152 m.the pilot sites a tennis court at in 80 degree angle of depression. Find the ground distance in the straight line between the stadium and the tennis court. (note: in an exercise like this

*asked by Jasmine on February 6, 2014* -
## trig

An advertising blimps hovers over stadium at the altitude of 152 m.the pilot sites a tennis court at in 80 degree angle of depression. Find the ground distance in the straight line between the stadium and the tennis court. (note: in an exercise like this

*asked by Jasmine on February 6, 2014* -
## Technical Math (College)

Question: The formula s=4.90t^2 gives the distance s in meters that a body falls in a given time t. Find the distance a ball drops in 4.2 seconds. Use the rules for multiplication of measurements in evaluating the answer.

*asked by Shelly on January 20, 2016* -
## precalc

Let F = (0,9) be the focus and the line y = 1 be the directrix. Plot several points P that are three times as far from the focus as they are from the directrix, including the vertices on the y-axis. The configuration of all such P is a hyperbola of

*asked by jamie on April 29, 2019* -
## BUS 210

I know what these tactics are but I need to know where can I find examples about these political tactics: I have no personal experience of these Attack and blame tactic versus make everyone a winner, Be irreplaceable or occupy a central position tactic,

*asked by ,mary on December 24, 2008* -
## math

As dry air moves upward it expands and in doing so cools at a rate of 1 degrees Celsius for each 100 m rise up to about 12 km If the ground temperature is 20 degrees Celsius find an expression for the temperature T as a function of the height H the answer

*asked by jordan on October 30, 2013* -
## Trig

a boeing 747 jet maintains an airspeed of 650 miles per hours in a southwesterly direction. the velocity of the jet stream is a constant 80 miles per hour from the west. find the actual speed and direction of the aircraft. how do i set this up? can anyone

*asked by Karley on April 25, 2010* -
## physics

Let the radius oh a circular segment be 110 m, the mass of the car 1508 kg, and the coefficient of the static friction between the road and tire 0.9. Find the magnitude of the normal force N which the road evers on the car at the optional speed (the

*asked by Kyra on October 11, 2011* -
## Physics

The gauge pressure at the bottom of a vertical tube (open to the atmosphere) filled with mecury is 100kPa. How high is the column of mecury in the tube? I used the formula pressure=density * gravity * height which i reaaranged to find h=

*asked by Katie on June 15, 2011* -
## Advertising research: theory and practice

James wants to change the creative strategy in order to make consumer think differently about his product. He wants the product to be viewed as a product for sports enthusiasts. In order to do this, he must: a. conduct demographic research b. reposition

*asked by Sarah on February 23, 2018* -
## PHYSICS

HOW DO YOU FIND THE VELOCITY OF A 20 kg SOLID CYLINDER WITH A .25 m RADIUS WHEN IT IS RELEASED FROM THE TOP OF A 10 m LONG RAMP INCLINED AT 30 DEGREES? The potential energy at the top is mg10/sin30 The Ke at the bottom is 1/2 mv^2, plus 1/2 Iw^2 but w= v/r

*asked by NICOLE on December 12, 2006* -
## physics

The label on a soft drink states that 15 fl. oz (444 g) provides 170 kcal. The drink is cooled to 11.0°C before it is consumed. It then reaches body temperature of 37°C. Find the net energy content of the drink. (Hint: You can treat the soft drink as

*asked by lanre on July 26, 2012* -
## Math

Consider the weighted voting system [75: 31, 29, 23, 16, 8, 7]. Find each: a. The total number of players b. The total number of votes c. The weight of P3 d. The minimum percentage of the votes needed to pass a motion 9rounded to the next whole percent)

*asked by Meredith on July 27, 2012* -
## Math help

here's the question Dear Dr. Math, I wanted tto find the area of this hexagon. I few the apothem as I've shown. Then I measured the apothem and perimeter. I used the formula a=1/2ap and got 3.2cm^2 for the area but that seems way too small for me. I think

*asked by Rae Rae on February 21, 2010* -
## Economics

Calculate the consumer surplus generated: 1.Sarah is willing to pay up to $10 for a shirt. He picks up one he likes for $8. 2.Josh goes to the store to to find a used vinyl for a max of $10.the store has one copy for $10 which he buys 3.After basketball

*asked by Jordon on July 15, 2018* -
## trig

An advertising blimps hovers over stadium at the altitude of 152 m.the pilot sites a tennis court at in 80 degree angle of depression. Find the ground distance in the straight line between the stadium and the tennis court. (note: in an exercise like this

*asked by Jasmine on February 6, 2014* -
## Chemistry

1 mol of an ideal gas expands under isothermal conditions (T=298.15K). The initial pressure and volume is 2.00 atm and 1.00L respectively, and the final pressure is 1.00 atm. Find the expansion work. The answer is w = -101.325 J. I am unsure how to get

*asked by Derek on November 16, 2008* -
## physics

A 7 kilogram bowling ball is dropped from a fourth story window. If each story is 3 meters high, use energy conservation (not the equations of motion) to find the ball's velocity when it strikes the ground. Ignore air resistance. 1/2 m v^2= mgh v= sqrt

*asked by TRACY on February 27, 2012* -
## INB 205

Wal-Mart Taking on the World Minicase Thank you Ms Sue. Now I need to find: Some statistics in regard to GNP and future growth potential for expanding Wal-Mart into India. What are the Government and Public Attitudes about American Products? Promotional

*asked by Lori on July 18, 2010* -
## calculus

how would you find the median of a pdf picture it basically is a triangle with points (0,0) (6,.2) (10,0) I found the centroid, or where all the lines from the vertex to the middle of each side intersect and found the intersection of all three lines to be

*asked by tia on April 8, 2008* -
## physics, please help

An object of mass m can slide without friction on a tabletop. A horizontal string tied to the object passes through a frictionless hole in the table and is connected to a second, hanging mass, M. If m is put into motion so that it moves in a circular path

*asked by johnny on October 10, 2015* -
## physics

A certain howitzer has a barrel 7.6 meters long and fires a 65kg projectile 20cm in diameter at a mzzle speed of 400m/s. Use three different ways, each based on an important physical principle, to find the average force on the projectile while it is in the

*asked by Krishyl on August 9, 2014* -
## Chemistry/Physics

Calculate the translational kinetic energy of O2 at a) 300. K b) 1000. K Speed is not given. Do I need to find the average speed first? The formula I'm using is Ek= 1/2m v^2 I notice I'm not given mass in the problem either. Would I use molar mass? You are

*asked by John on January 6, 2007* -
## maths physics

A particle P, starting from rest at A, moves in a straight line ABCD. It accelerates uniformly at 5ms-2 from A to B. From B to C it travels at constant velocity, and from C to D it slows down uniformly at 4ms-2, coming to rest at D. Given that AB=10m and

*asked by nadun on October 30, 2016* -
## Physics

2. A Sample of V1=6.2L of pure nitrogen gas at 21.85 degrees Celsius and total pressure (gauge plus ambient) of p1=155,700 Pa is heated so that the vrms for the gas molecules increase by 9%. Find the new absolute temperature for the gas, and compute the

*asked by Dawna on January 22, 2013* -
## Legal

I posted this a minute ago but it didn't show up so if it shows up twice, sorry! I have read my book twice now and can't figure this one out. Can you please tell me where I can find this information? When one person has partial possession of a parcel of

*asked by Justie on April 7, 2008* -
## Analytic chemistry

A solution of HClO4 was standardized by dissolving 0.3745 g of primary standard grade HgO in a solution of KBr. The liberated OH- required 37.99 mL of the acid to be neutralized. Find the molarity(M) of HClO4. The given balanced chemical equation is: HgO +

*asked by Smile on January 21, 2015* -
## Physics

A car moving at some speed hits the brakes and skids to a stop after 11 m on a level road. If the coefficient of friction for the road conditions of wet asphalt is 0.53, what was the car's original speed before braking? I have used multiple modes to find

*asked by Kirstie on October 22, 2014* -
## Chemistry Confusion!

1 mol of an ideal gas expands under isothermal conditions (T=298.15K). The initial pressure and volume is 2.00 atm and 1.00L respectively, and the final pressure is 1.00 atm. Find the expansion work. The answer is w = -101.325 J. I am unsure how to

*asked by Derek on November 15, 2008*

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