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

97,722 questions, page 648-
## math

Supppose two trains leave Holbrook, Arizona, at the same time, traveling in opposite directions. One train travels 10 mph faster than the other. In 3.5 hours, the trains are 322 miles apart. Find the speed of each train.

*asked by justin on December 4, 2012* -
## math

Verify that the function satisfies the three hypotheses of Rolle's Theorem on the given interval. Then find all numbers c that satisfy the conclusion of Rolle's Theorem. (Enter your answers as a comma-separated list.) f(x) = 5 − 6x + 3x2, [0, 2] can

*asked by sara on March 23, 2015* -
## Physics

solve physics question. a train moves 3.6km from rest to rest in 3minutes. the greatest speed is 90km/h, and the acceleration and retardation are uniform. find the distance travelled at full speed.

*asked by Anonymous on June 17, 2013* -
## Physics

A system gains 473J of kinetic energy while losing 271J of potential energy. The thermal energy increases by 127J . Use an energy bar chart of this process to find the external work Wext.

*asked by Tami on June 8, 2014* -
## physics

A ball is thrown horizontally from the roof of a building 47.9 m tall and lands 35.4 m from the base. What was the ball's initial speed in m/s? Hint: Find the horizontal velocity by calculating the time of flight and using the horizontal distance.

*asked by durr on October 10, 2014* -
## math/statistics

In the Numbers Game, a state lottery, four numbers are drawn with replacement from an urn containing balls numbered 0-9, inclusive. Find the probability that a ticket holder has the indicated winning ticket. The first three digits in exact order.

*asked by Brian on June 19, 2017* -
## discrete math

Could someone help me with this induction proof. I know its true. given then any integer m is less than or equal to 2, is it possible to find a sequence of m-1 consecutive positive integers none of which is prime? explain any help is greatly appreciated

*asked by Kai on March 26, 2007* -
## physics

If you launch a marble out of a launcher on a table with a given angle, and you know that range( distance it travelled) and time travelled ( if needed). The only force acting upon is gravity. How would you find the initial speed or velocity of the

*asked by anon on April 12, 2016* -
## prealgebra

a traffic sign is in the shape of an isosceles triangle. each of the equal sides is 5in.longer than tice the base.if the perimeter is 80in., find the length of the base? whoever helps me can you tell me how to respond i do not know how to respond back to

*asked by sweetangle on July 14, 2009* -
## Math

I am to find all possible values of a and b where a, b are positive integers and to show that I have found all of them.For example: "2^3 = 3^1 + 5" is a satisfied equation where(a, b) are (3,1). I know that it can be solved using modular arithmetic but I

*asked by Riddhi on October 26, 2006* -
## English

I have to record observations for every main character on "The Simpsons", like the satirical characteristics, then I have to describe the comments or criticism made about society through the character. When I watched the season 10 episode "Lisa gets an A",

*asked by AL 87 on March 7, 2010* -
## word.

These are the ones i cannot find the answers to... Why is it useful to use the Outline view to organize a document outline? What are the different insertion options for Headers and Footers? What are the steps in importing Clip Art and images? What are the

*asked by helppp! on October 20, 2009* -
## Calculus

Find the point (x0, y0) on the line 12x+12y=2 that is closest to the origin. I set ∇f to ∇g to get: = λ I then found λ = x/6 and λ = y/6, meaning that x = y Once I plugged that back into the constraint, I found the answer to be:(1/12,1/12) However,

*asked by EKM on November 12, 2018* -
## Science - Research

I am doing a review of the benefits and limitations to using genetic methods to research humans. I think the limitations will come from the fact that you need a blood sample. I'm not sure how to find about how much blood the scientist takes from the person

*asked by anony mouse on March 21, 2010* -
## Math

The floor areas of a living room on a house plan measures 3 1/2 inches by 4 5/8 inches. If the scale is 1/4 inch = 1 foot, find the length of the longest side of room in feet. How do I start this problem?

*asked by Mike on February 13, 2008* -
## Chemistry

Given 175 liters of SO3 at 800 torr and 100 degrees C, find the volume at STP, give the mass of the sample and give the number of molecules in the sample. Can somebody please explain how I figure this out? I'm so lost. :{

*asked by Annabella on December 8, 2010* -
## calculus

an airplane is flying at an altitude of 6.7 miles towards a point directly over an observer. if the speed of the plane is 499 miles per hour, find the rate at which the angle of observation, Ɵ, changing by at the moment when the angle is 21 degrees.

*asked by Mindy on October 16, 2011* -
## Hard physics

Two equal point charges of 5 µC are on the horizontal axis. One charge is at -10 cm, the other is at +10 cm.? These two charges don't move, they are STUCK, take the potential to be zero at infinity. Find the potential at the following coordinates: (0,0)

*asked by John on March 3, 2013* -
## Calculus

(a) Find the Riemann sum for f(x) = 7 sin x, 0 ≤ x ≤ 3π/2, with six terms, taking the sample points to be right endpoints. (Round your answers to six decimal places.) I got 3.887250 as an answer, but that's not right. (b) Repeat part (a) with

*asked by John on November 16, 2011* -
## physics

A pitched ball is hit by a batter at a 45° angle and just clears the outfield fence, 90 m away. Assume that the fence is at the same height as the pitch and find the velocity of the ball when it left the bat. Neglect air resistance.

*asked by Tim on February 25, 2012* -
## Physics

A pitched ball is hit by a batter at a 40° angle and just clears the outfield fence, 106 m away. If the fence is at the same height as the pitch, find the velocity of the ball when it left the bat. (Ignore air resistance)

*asked by Kyle on October 18, 2015* -
## Geometry PLEASE HELP

1. If the surface area of a cube is 294 inches squared, find the volume. 2. If the base of a prism is an equilateral triangle with sides 8cm, and each lateral edge measures 10cm, what is the volume of the prism.

*asked by Gigi on March 3, 2013* -
## environment

i need to write a letter to the environmental defense fund about an environmental issue..... any ideas on what i can write about? i was thinking about writing about how there needs to limits on how much Co2 can enter the environment....but it seems kinda

*asked by Rita on October 24, 2008* -
## Chemistry

Find the pH of mixture of acids. 0.185 M in HCHO2 and 0.225 M in HC2H3O2 Im using an ice chart of weak acid and putting in strong acid in H+ initiAL concentration. I've done the problems many different ways but cannot seem to get the right answer help

*asked by L.Bianchessi on February 26, 2012* -
## Calculus

The question is, if f(x) is equal to the series from n to infinity of a sub n times (x-7)^n for all n, find a formula for a sub 10. (I apologize for typing it out in the way that I did, but it was the only way I could. I don't quite understand what is

*asked by David on December 10, 2007* -
## Physics

A 31.0 kg crate, initially at rest, slides down a ramp 2.6 m long and inlined 14 degrees with the horizontal. Using the work-kinetic energy theorem and disregarding friction, find the velocity of the crate at the bottom of the ramp

*asked by Matt on February 3, 2011* -
## AP Physics

An ice skater skates 28 m southwest, then 56 m east, and finally 84 m in a direction 50.3 ◦ north of east.Find the magnitude of the displacement required to bring the skater back to her starting point. Answer in units of m

*asked by josselin on September 25, 2014* -
## Math

Find the discount (ordinary interest) and proceeds on a promissory note for $2,000 made by Barbara Jones on February 10, 2007, and payable to First State Bank on August 10, 2007, with a discount rate of 9%.

*asked by Chol on July 6, 2014* -
## physics

a 60.00-kg athlete leaps straight up into the air from a trampoline with an intial speed of 9.0 m/s. The goal of this problem is to find the maxiumum height she attains and her speed at half maximum height. what are the interacting objects and how do they

*asked by yue xing lu on November 3, 2012* -
## Calculus

Related Rates Problem An isosceles triangle with a base of 20root3 cm long. If the length of the leg decreases at rate 3 cm/h, find the rate of decreasing of the area of the triangle in the instant at which the triange becomes equilateral.

*asked by Mostafa on May 4, 2013* -
## Physics help!

Two equal point charges of 5 µC are on the horizontal axis. One charge is at -10 cm, the other is at +10 cm.? These two charges don't move, they are STUCK, take the potential to be zero at infinity. Find the potential at the following coordinates: (0,0)

*asked by Julie on March 3, 2013* -
## physics

a block weighing 50 N rests on an inclined plane. its weight is a force directed vertically downward, a37 degree angel find the componants of the force parallel to the surface of the plane and perpendicular to it

*asked by melissa on January 1, 2008* -
## statistics

a survey from a research firm found that 30% of teenage consumers receive their spending money from part-time job.if five teenagers are selected at random,find the probability that only three of them will have part-time jobs.

*asked by kimasni on October 26, 2010* -
## Physics

An ice skater skates 13.3 m southwest, then 26.6 m east, and finally 39.9 m in a direction 51.5◦ north of east. Find the magnitude of the displacement required to bring the skater back to her starting point. Answer in units of m

*asked by Bob on September 22, 2014* -
## PHYSIC

TWO BLOCKS ARE CONNECTED BY A LIGHT STRING THAT PASSES OVER A FRICTIONLESS PULLEY AS SHOWN IN THE DIAGRAM. THE COEFFICIENT OF KINETIC FRICTIONBETWEEN THE 6.0KG BLOCK AND THE SURFACE IS 0.25.FIND THE ACCELERATION OF THE 8-KG BLOCK AND THE TENSION OF THE

*asked by Anonymous on March 6, 2012* -
## algebra

a support wire 12 yardslong is attached to the top of a utility pole 10yards tall and is then stretched out. to the earest tenth of a yard,find how far from the base of the pole wire will beattached to the ground-breaking

*asked by brandon on December 16, 2014* -
## Physics

A 31.0 kg crate, initially at rest, slides down a ramp 2.6 m long and inlined 14 degrees with the horizontal. Using the work-kinetic energy theorem and disregarding friction, find the velocity of th crate at the bottom of the ramp.

*asked by Matt on February 3, 2011* -
## Statistics

The distribution of heights of women aged 20 to 29 is approximately normal with a mean of 2.8 inches and standard deviation of 2.8 inches. The height (+/- 0.1 inch) of the middle 99.7% falls between a low of ?? inches and a high of ?? inches. Please help

*asked by Angel on September 10, 2015* -
## Chemistry

I've exhausted possibilities to find an isotope that has 42 protons and 44 neutrons; does one exist? Molybdenum has 42 protons ... but 54 neutrons so that isn't it. I'm hoping that Dr. Bob can figure this one out for me! You've been helpful with a prior

*asked by Nathan on November 17, 2011* -
## Physics

Sally travels by car from one city to another. She drives for 28.0 min at 63.0 km/h, 50.0 min at 40.0 km/h, and 50.0 min at 43.0 km/h, and she spends 13.0 min eating lunch and buying gas. Find the trip's average speed and total distance traveled...

*asked by Jackie on May 23, 2010* -
## science

I have a science project about extreme habitat comparison.I have to choose two similar organisms that live in the same extreme habitat and compare them to find out how they are designed to survive.Can someone give me a good place to start my research?

*asked by Harley on October 2, 2009* -
## 7th grade

The story that I read for school (At Her Father's And Her Mother's Place) takes place in 1923 in Russia. What was life like during that time in terms of the politics and economics in Russia? Can you give me links to find these answers?

*asked by Delilah on November 15, 2012* -
## Physics

A rod with cross-sectional area A and length L is made from a material with a Young's modulus of Y. This rod could be considered an extremely stiff spring with some spring constant k. Find an expression for k in terms of the other quantities.

*asked by Jane on February 25, 2011* -
## Physics-Help Please!!!

A 31.0 kg crate, initially at rest, slides down a ramp 2.6 m long and inlined 14 degrees with the horizontal. Using the work-kinetic energy theorem and disregarding friction, find the velocity of th crate at the bottom of the ramp

*asked by Matt on February 3, 2011* -
## physics

Two planes of the same mass collide head-on and becomes tangled so that they move on together. If the engines of both were stopped at the moment of impact and the speeds of the planes at impact were 120m/s and 200 m/s, find the joint velocity immediately

*asked by Nelly on February 23, 2011* -
## statistics

If you are told the mean grade in ECON 2023 is 80 with a standard deviation of 5, what is the probability that if you randomly selected 36 students you would find an average grade of 82 or more? I found the Z-score: 82-80/5 Which gave me .6554 then

*asked by Colby on July 6, 2014* -
## Calculus

An indoor physical fitness room consists of a rectangular region with a semicircle on each end. The perimeter of the room is to be a 200m running track. Find the dimension that will make the area of the rectangular as large as possible.

*asked by Marty on March 7, 2009* -
## Physics

Find the coeffecient of kinetic friction between a 3.85kg block and the horizontal surface on which it rests if at 85 N/m spring must be stretched by 6.20cm to pull it with constant speed. Assume that the spring pulls in the horizontal direction.

*asked by Alyssa on November 29, 2009* -
## math/chemisty

Find the volume of a starburst candy (220 cm cubed). The mass is 5.14 grams. Calculate it's density. How many starburst would it take to fill your locker (139,200 cm cubed)? Use dimensional analysis to solve this problem.

*asked by jj on September 8, 2013* -
## Movies and physics

Hello...I need to find a modern day movie that has at least three or more physics mistakes. I need to prove they are mistakes...as well, is Zeno's Paradox a credited/valid source to use to prove something such as the everlasting gobstopper, from Willy

*asked by Physics! on December 19, 2007* -
## Math

Given P(A) = m is the probability of event A occurring in any given trial: 1. State the range of possible values of m 2. Suppose two trials are performed independently. Find, in terms of m, the probability of A occurring: a) Exactly once b) At least once I

*asked by John on October 31, 2017* -
## Math

Find the discount (ordinary interest) and proceeds on a promissory note for $2,000 made by Barbara Jones on February 10, 2007, and payable to First State Bank on August 10, 2007, with a discount rate of 9%.

*asked by Peter on July 4, 2014* -
## Math (finance )

Find the monthly payment, needed to have a sinking fund accumulate the future value, $16,000. The yearly interest rate is 6.7% and the number of payments is 20. Interest is compounded monthly. I do not remember how to solve for this equation. Please help

*asked by Anonymous on April 22, 2017* -
## chemistry

The percentage of C,H,O in vitamin C were determined by burning a sample weighing 2.00g. The masses of carbon dioxide and water formed are 3.00mg and 0.81mg respectively. Find the percentage of each element and the empirical fomula of vitamin C

*asked by Jude Patrick on October 22, 2014* -
## Physics

Sally travels by car from one city to another. She drives for 36.5 min at 90.7 km/h, 13.3 min at 120 km/h, and 57.4 min at 45.6 km/h, and she spends 16.3 min eating lunch and buying gas. Find the total distance traveled. Answer in units of km

*asked by Jacky on November 11, 2012* -
## Math: Algebra

Madoka has scores 84, 89, and 91, each out of 100 points, on her algebra tests. Use an inequality to find the score she must make on the final exam to pass the course with an average of 90 percent or higher, given that the final is worth 150 points.

*asked by Irelia on September 10, 2013* -
## 9th Grade Honors English

In the book Inside the Walls of Troy, what view does the reader get through her eyes? I know that Cassandra loathed her gift of foreseeing the future and that she didn't want anyone to find out about her gift,in fear of being judged and criticized for it,

*asked by Lillith on October 12, 2016* -
## physics

A 5-kg motorbike moving at 10m/s to the left collides with 6-kg motorbike moving at 12m/s to the right. the two bikes stick together after they collide. find the final speed of the composite objects and the kinetic energy dissipated in the collision.

*asked by Musa on December 27, 2015* -
## math118

The price of a home is $102,000. The bank requires a 20% down payment and three points at the time of closing. The cost of the home is financed with a 30-year fixed-rate mortgage at 9.5% Find the required down payment.

*asked by Jasmine on May 4, 2017* -
## Math

On vacation you wish to send eight postcards to friends at home. You find cards costing $.59 each. Eight postcard stamps cost about $2 total. About how much will it cost to buy and mail the cards? super duper stuck on this question help!

*asked by Lea on August 23, 2018* -
## Calculus

Determine the convergence or divergence of the series. Find the limit. Indicate the test that was used and justify your answer by showing evidence why the test succeeds or fails. Sigma (lower index n = 1; upper index infinity) 12/[n(n+3)]

*asked by Jenny on February 11, 2013* -
## A physics problem

Hello...I need to find a modern day movie that has at least three or more physics mistakes. I need to prove they are mistakes...as well, is Zeno's Paradox a credited/valid source to use to prove something such as the everlasting gobstopper, from Willy

*asked by Physics! on December 19, 2007* -
## Algebra

The perimiter of a lot is 190 meters. The width is one-fourth of the length. Find the dimensions. Here's my system of equations: 2w + 2L = 190 1/4L = w What would I do from here? I prefer the elimination method. Would I multiply the second equation by 4?

*asked by Willow on February 23, 2009* -
## Physics - maximum height of the projectile motion

Suppose you knew the maximum height reached by a proejctile. Could you find its launch angle from this information alone? If not, what additional information would be required? (No it is not enough, the initial velocity? i also think yes because the

*asked by Shaila on August 21, 2010* -
## Physics

A 200-g block is attached to a horizontal spring and executes simple harmonic motion with a period of 0.250 s. If the total energy of the system is 2.00 J, find (a) The force constant of the spring and (b) The amplitude of the motion.

*asked by Ray on February 17, 2011* -
## Physics

A Silver bowl has a mass of 1.78kg. It is shaped like a cylinder and has a diameter of 35.0 cm and a height of 8.00cm. It is placed in water. Find (a)the volume of water it displaces, (b) The buoyant force exerted on it by the water, and(c)how deeply it

*asked by ed on November 6, 2011* -
## chemisty

Find the volume of a starburst candy (220 cm cubed). The mass is 5.14 grams. Calculate it's density. How many starburst would it take to fill your locker (139,200 cm cubed)? Use dimensional analysis to solve this problem.

*asked by jj on September 8, 2013* -
## math help needed bad

how do I make a box and whisker plot with the numbers 13,13,20,21,21,22,24,27? I put them all in order but since there is only 8 numbers i do not know how to find the median,the lower quartile,upper quartile the lowest value and the highest value. Please

*asked by confused on March 9, 2015* -
## Physics(urgent)

A ball is thrown horizontally from the roof of a building 58.5 m tall and lands 38.7 m from the base. What was the ball's initial speed in m/s? Hint: Find the horizontal velocity by calculating the time of flight and using the horizontal distance.

*asked by Mo on October 1, 2009* -
## math

a closed tin is in the shape of acylinder of diameter 10cm and height 15cm.use the value 3.14 for pie to find a)the total surface area of the tin b)the value of the tin to the nearest naira if tin plate cost 450 per m2

*asked by ore on May 8, 2016* -
## calculus

hey I just wanted to make sure that I was doing this problem correctly. The question says to graph the function f given by f(x)=x^3+3x^2-9x-13 and find the local extremer. So here's what I did: f(x)=x^3+3x^2-9x-13 F^1(x)=3x^2+6x-9 = 3x(x-3) x=0 x=3 I put

*asked by help on July 5, 2012* -
## calculous (check)

If air resistance is neglected, a falling object travels 13 ft during the first second, 39 ft during the next, 65 ft during the next, and so on. These distances form the arithmetic sequence 13, 39, 65, ... .In this sequence, a(subscript)1 = 13 d equals 26.

*asked by Tyler on December 12, 2014* -
## Chemistry

A 3.80 L cylinder contains 6.83 g of methane, CH4, at a pressure of 3320 mmHg. What is the temp. Of the gas? I mainly have problems being able to tell which gas law equation I need to use when asked these types of questions and then being able to rearrange

*asked by Sarah on November 12, 2012* -
## chemistry

The combustion of 1.00g of vitamin C, compound that contains only carbon, hydrogen and oxygen produced 1.500g of co2 and 0.401g of H2O. Find the molecular formula of vitamin C knowing that its molecular mass is 176

*asked by Lois on November 17, 2016* -
## physics

A uniformly charged insulating rod of length 13.0 cm is bent into the shape of a semicircle as shown in the figure below. The rod has a total charge of -7.50 µC. Find the magnitude and direction of the electric field at O, the center of the semicircle.

*asked by anonymous on November 1, 2010* -
## college

Hi, I would like to ask if there is someon who can recomend me a good university, for a person that wants to be a surgeon and what would be a good thing to get a major on? thanks in advance Talk with your high school guidance counselor. Then try to be

*asked by claudia on April 22, 2007* -
## geometry

A large totem pole in the state of Washington is 100ft tall. At a particular time of day, the totem pole casts a 249ft-long shadow. Find the measure of

*asked by Brandon on February 18, 2012* -
## math

A rectangular tank measure 4m by 2.5m by 10m. If the empty tank is to be filled in 10mins by a cylindrical pipe through which water is forced at a rate of 1 metre per second, find to 3 significant figures the diameter of the pipe in centimetres.

*asked by Jermaine on December 7, 2015* -
## chemistry

Calculate the pH of concentrated hydrochloric acid if this solution is 24.8 % HCl by weight and has a density of 1.16 g/mL. a. ) -0.77 b. ) -0.83 c. ) -0.90 d. ) -0.98 e. ) -1.01 i got c) by converting density into concentration (mol/L) and then,

*asked by Anonymous on November 2, 2008* -
## science

seven of the chemical elements exist as diatomicmolecules. do research to find out which seven elements these are. write a short report that describes each diatomic molecule. be sure to include the formula for each molecule please help me ikts extra credit

*asked by Katherine on June 2, 2010* -
## calcus

Sketch the regions enclosed by the given curves. Decide whether to integrate with respect to x or y. Draw a typical approximating rectangle and label its height and width. integrate with either respect to x or y, then find area S of the region given that

*asked by helpplease on October 21, 2010* -
## math

You can find the distance d an object falls in feet for time t in seconds using the formula d= 16t^2. Suppose a ball is dropped out of a window of a tall building. How far will the ball in 3 seconds? a 144 ft b 96 ft c 48 ft d 16 ft plz explain how to do

*asked by Anonymous on March 20, 2009* -
## Physics

A cannonball is fired with initial speed v0 at an angle 30° above the horizontal from a height of 36.0 m above the ground. The projectile strikes the ground with a speed of 1.3v0. Find v0. (Ignore any effects due to air resistance.) HELP NEEDED!!!

*asked by Lulu on September 12, 2012* -
## Calculus

Find the volume of the solid obtained by rotating the region bounded by y=x^3, y=1, and the y-axis and whose cross-sections perpendicular to the y axis are equilateral triangles. I asked this same question for the y-axis around the x-axis (Thanks for the

*asked by Jessica on October 13, 2011* -
## Calculus

Sketch the regions enclosed by the given curves. Decide whether to integrate with respect to x or y. Draw a typical approximating rectangle and label its height and width. integrate with either respect to x or y, then find area S of the region given that

*asked by saywhat on October 21, 2010* -
## History

I have been surfing the web for thirty minutes to no avail, trying to find a red flag with a baby blue stripe, a yellow star and a yellow hammer and sickle crossed. Can anyone tell me the organization that this flag belongs to?

*asked by Anonymous on September 4, 2009* -
## Physics Lab

We have a metal ball and a ramp that we can clamp to the edge of a table. We are supposed to find the coefficient of friction between the ball and the ramp. We think we should use projectile motion and the law of conservation of energy. We don't know what

*asked by Heather on November 12, 2010* -
## Calculus

Find the volume of the solid obtained by rotating the region bounded by y=x^3, y=1, and the y-axis and whose cross-sections perpendicular to the y axis are equilateral triangles. I asked this same question for the y-axis around the x-axis (Thanks for the

*asked by Jessica on October 13, 2011* -
## Algebra

For a nonsmoker, the biological half-life of theophylline is 8 hours. Find the amount of the drug retained in a nonsmoker's system 18 hours after taking a one-unit dose. (Round your answer to three decimal places.)

*asked by cindy on March 27, 2016* -
## maths

A tourist viewing Sydney Harbour from a building 180 metres above sea level observes a ferry which is 850 metres from the base of the building.Find the angle of depression of his line of sight.

*asked by Shane on March 10, 2013* -
## Math

A rectangular sheet of tin-plate is 2k cm by k cm. Four squares, each with sides x cm, are cut from its corners. The remainder is bent into the shape of an open rectangular container. Find the value of x which will maximize the capacity of the container. I

*asked by Ramesh on January 24, 2019* -
## Math

The population of a small Midwestern town is 4500 The population is decreasing at a rate of 1.5% per year. Write an exponential decay function to model this situation. Then find the number of people in the town after 25 years.

*asked by M on April 14, 2015* -
## Science

Suppose you are on a ship somewhere in the Atlantic Ocean. You take sightings on Polaris and find that it's altitude is 52 degrees. You're told that a certain star is on the prime meridian at midnight Greenwich time. This star is on your meridian at 4 A.M

*asked by Meghan on October 6, 2009* -
## physics

Three lead balls of mass m1= 13kg, m2= 26kg, and m3= 9.6kg are arranged as shown in the figure below. Find the total gravitational force exerted by balls 1 and 2 on ball 3. Be sure to give the magnitude and the direction of this force

*asked by Anonymous on November 4, 2012* -
## algebra

Find the slope-intercept form of the line that passes through given the point and has the given slope. Include your work in your final answer. Type your answer in the box provided or use the upload option to submit your solution. (1, 3) m = 2

*asked by amber on September 4, 2014* -
## physics

A 1.54 ×104 N boat experiences a force of 2 000 N from east by the ocean tide and a wind force against its sails with magnitude of 4000 N directed toward the northwest (60° N of W). Find the magnitude and the direction of the resultant acceleration

*asked by leslie on September 18, 2013* -
## math

the hypothenus of a right angle triangle is 6cm with respect to the other two sides, one is 2cm longer than the other. Find the length of the two other sides to the nearest tenth. when i worked out this question, I got the answer as X=-5.1 or X=3.1 is my

*asked by ted on January 3, 2011* -
## physics

The displacement of a particle in centimeters is given by y=8 sin (2πft). If f=20 Hz, find the displacement and the velocity of the particle at a time t=0.01 s and 0.07 s. (ans: y=7.61 cm, v=3.11 m/s, y=4.70 cm, v= -8.13 m/s) After I plug in f to get w

*asked by TOm on January 23, 2013* -
## english

Please help me ive been trying to figure this out, but I DO NOT understand it...I do not understand what an embedded sentence is We have to find the embedded sentences in: I deplore the fact that bats have wings. That Guinevere loves Lorian is known to all

*asked by Anonymous on July 7, 2008* -
## English quick question

As he looks up at us with his fear glazed eyes does he picture us buzzards circling round his bed waiting patiently for his death and his bones? I need to find an example of figurative language in this so I know that he picture us buzzards is sonething but

*asked by Michael on January 21, 2014*

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