
Calculus
A) The point p(3,1) lies on the curve y= square root x2. If Q is the point (x, square root x2) use your calculator to find the slope of the decant line PQ for the following values of x 1) 2.5 2.) 2.9 3.) 2.99 4.) 2.999 5.) 3.5 6.) 3.1 7.) 3.01 8.) 3.001
asked by Alyssa on September 6, 2019 
Periodic Function (Trigonometric Fuctions)
A lighthouse beacon rotates through 360 degrees every 12 seconds, it is located 100 m off the shore of an island with a coastline of steep cliffs running north and south. As the light beam sweeps clockwise, starting from the north (direction of 0 degrees),
asked by Sammy on May 20, 2013 
Physics
Please can you help out: 1)The Potential diff across the terminals of a battery is 8.5v when there is a current of 3amps in the cct from the ve to the +ve terminal. When the current is 2amps in the reverse direction, the potential diff becomes 11volts. a)
asked by Charles on April 17, 2007 
Probability
Suppose that you visit Shire, and find that 28% of Hobbits believe in the existence of Elves, 16% believe in the existence of Ents, and 9% believe in the existence of both Elves and Ents. You come across a Hobbit: i) What is the probability that he will
asked by Emma on December 7, 2013 
Statistics
Suppose that you visit Shire, and find that 28% of Hobbits believe in the existence of Elves, 16% believe in the existence of Ents, and 9% believe in the existence of both Elves and Ents. You come across a Hobbit: i) What is the probability that he will
asked by Emma on December 8, 2013 
PhysicsPlease Help!!
A bullet of mass m=0.060 kg hits a 5.0 kg block with an initial speed of 225 m/s. The block is connected to a spring that is attached to a wall. The friction between the block and the table is negligible. Upon impact, the bullet bounces back from the box
asked by Rob on October 28, 2012 
Physics... Help!
A bullet of mass m=0.060 kg hits a 5.0 kg block with an initial speed of 225 m/s. The block is connected to a spring that is attached to a wall. The friction between the block and the table is negligible. Upon impact, the bullet bounces back from the box
asked by Rob on October 28, 2012 
7th grade math please help Ms. Sue
4. Find the area for a triangle: base 14, height 5.5. (1 point) 19.5 cm² 77 cm² 38.5 cm² 770 cm² 5. Find the area of a parallelogram: base 5.2, height 2.3. (1 point) 10.6 cm² 12.96 cm² 5.98 cm² 11.96 cm² My answers: 4. 38.5 cm² 5. 11.96 cm²
asked by Delilah on February 6, 2013 
Statistics
Find the probability of correctly answering the first 2 questions on a multiple choice test if random guesses re made and each question has 6 possible answers. My answer is 1/36 Assume that the data has a normal distribution and the number of observations
asked by Sue on December 4, 2006 
Math/Physics
A car of mass 0.9 tonnes is driven 200 m up a slope inclined at 5° to the horizontal. There is a resistance force of 100 N. (i) Find the work done by the car against gravity. (ii) Find the work done against the resistance force. (iii) If the car slows
asked by Autumn on January 8, 2018 
statistic
3. In studying the efficiency of the federal court system, we look at the random variable, X, the amount of time elapsing between the filing of a charge and the trial date. A random sample of n = 86 cases yields a sample mean of 11.4 months, with sample
asked by Tian on January 30, 2011 
Math!
Consider the integral from 3 to 6 S(2x^2+4x+3)dx (a) Find the Riemann sum for this integral using right endpoints and n=3. (b) Find the Riemann sum for this same integral, using left endpoints and n=3.
asked by <3 on June 8, 2009 
calculua
consider the integral (4x^2+2x+4)dx from 0 to 6 Find the Riemann sum for this integral using right endpoints and n=3 and Find the Riemann sum for this same integral, using left endpoints and n=3
asked by ryan on December 3, 2008 
Physics
A 140 g, 90.0 mph fastball comes across the plate very nearly horizontally and is batted at 90.0 mph at a 30.0O angle (above the horizontal) toward center field. (a) Determine the impulse (in N.s) acting on the ball. (b) If the impact time is 0.00080 s,
asked by Chad on August 7, 2012 
Physics
A 140 g, 90.0 mph fastball comes across the plate very nearly horizontally and is batted at 90.0 mph at a 30.0O angle (above the horizontal) toward center field. (a) Determine the impulse (in N.s) acting on the ball. (b) If the impact time is 0.00080 s,
asked by Chad on August 6, 2012 
Physics
A 140 g, 90.0 mph fastball comes across the plate very nearly horizontally and is batted at 90.0 mph at a 30.0 O angle (above the horizontal) toward center field. (a) Determine the impulse (in N.s) acting on the ball. (b) If the impact time is 0.00080 s,
asked by Zac on August 3, 2012 
Data Management (need help)
Suppose that the SJCS and Mary Ward are in the basketball final. In this bestofthree series, the winner is the first team to win two games. There are 60% chances SJCS TEAM will win first game. If SJCS wins, there are a 70% chance of winning next game and
asked by Rose on March 9, 2016 
Algebra II
One method of irrigating crops is called the center picot system. This system rotates a sprinkler pipe from the center of the field to be irrigated. Suppose a farmer places one of these units at the center of a square plot of land 2500 feet on each side.
asked by Alexis on April 1, 2014 
algebra
find five numbers with a mean of 16, a median of 15 a mode of 21 and a range of 11. hi Anna i hope this helps median is the middle number . mean is all the numbers added up then divided by the amount of numbers. mode is the number that occurs most often.
asked by Anna on August 17, 2006 
Probability
Can someone please help me? certain medical diagnostic test is used to determine if people have pinkyitis and it is known that 1 in 1300 Americans has the disease. The test correctly diagnoses the presence of pinkyitis 97% of the time and it correctly
asked by Kelsey on December 2, 2012 
Math
Can someone please help me? certain medical diagnostic test is used to determine if people have pinkyitis and it is known that 1 in 1300 Americans has the disease. The test correctly diagnoses the presence of pinkyitis 97% of the time and it correctly
asked by James on December 1, 2012 
Probability
Can someone please help me? certain medical diagnostic test is used to determine if people have pinkyitis and it is known that 1 in 1300 Americans has the disease. The test correctly diagnoses the presence of pinkyitis 97% of the time and it correctly
asked by James on December 1, 2012 
Math
Mr. Smith is purchasing a $190000 house. The down payment is 20% of the price of the house. He is given the choice of two mortgages: (A) a 25year mortgage at a rate of 8%. Find: (i) The monthly payment: $ (ii) The total amount of interest paid: $ (B) a
asked by Amber on November 8, 2012 
Health
A pair of police officers broke up a high school party that had no adult supervision. They noticed most teens were talking really fast and excitedly, breathing quickly, and even one teen was having convulsions. When they called paramedics, which type of
asked by Janet on November 12, 2015 
Physics
Visitors at a science museum are invited to sit in a chair to the right of a fulllength diverging lens (f1 = 3.3 m) and observe a friend sitting in a second chair, 1.94 m to the left of the lens. The visitor then presses a button and a converging lens
asked by tommm on April 22, 2013 
Chemistry
You do it by finding Uuh in the periodic table and knowing that it will have chemical properties that are similar to those in the group with it. Here is a periodic table on the web. Find element #116 and observe the other elements in the same group (O, S,
asked by DrBob222 on February 5, 2007 
Electricity
RCL Circuits electricity!? A 50V, 50Hz supply is connected to a series circuit consisting of a resistance, a 20mH inductor and a capacitor. a) Find the value of the capacitance and the power dissipated in the circuit when: (i) The current has a magnitude
asked by Claire on January 21, 2010 
physics
Two cars are initially moving at constant speeds of 50 m/s (first car) and 30 m/s (second car) along a straight track with the first car being behind. At a certain point (e.g. point A) on the track the first car overtakes the other one. At this very moment
asked by Chris on September 29, 2011 
Calculus
a) A boat is pulled into a dock by a rope attached to the bow ("front") of the boat and passing through a pulley on the dock that is 1m higher than the bow of the boat. If the rope is pulled in at a rate of 1m/s, how fast is the boat approaching the dock
asked by Web7 on November 2, 2011 
physics
A motorcycle daredevil is attempting to jump across as many buses as possible (see the drawing). The takeoff ramp makes an angle θ = 16.8° above the horizontal, and the landing ramp is identical to the takeoff ramp. The buses are parked side by side, and
asked by Danielle on September 21, 2014 
Chinese
1. To whom would it be most appropriate to say please or thank you in the Mandarinspeaking world? to a waitress at a restaurant * to a brother or sister to a close friend 2. How are meals balanced in the Mandarinspeaking world? usually equal portions of
asked by hi on March 21, 2019 
Math
Gymnast Clothing manufactures expensive hockey jerseys for sale to college bookstores in runs of up to 250. Its cost (in dollars) for a run of x hockey jerseys is C(x) = 2500 + 10x + 0.2x2 Domain(0 ≤ x ≤ 250) Gymnast Clothing sells the jerseys at $105
asked by Jamie on February 11, 2012 
Physics  rojectile Motion (check pls)
Imagine that you are solving a problem in projectile motion in which you are asked to find the time at which a projectile reaches a certain vertical position. when you solve the problem you find out two different positive values for time that both satisfy
asked by Shaila on August 21, 2010 
Physics
The determined Wile E. Coyote is out once more to try to capture the elusive roadrunner. The coyote wears a new pair of Acme power roller skates, which provide constant horizontal acceleration of 15 m/s^2. The coyote starts off at rest 70 m from the edge
asked by Mary on September 21, 2009 
phyics
A dart leaves the barrel of a blowgun at a speed v. The length of the blowgun barrel is L. Assume that the acceleration of the dart in the barrel is uniform. Find a time that the dart moves inside the barrel. Express your answer in terms of the variables L
asked by rachel on September 19, 2015 
American Government
The fabric of American empire ought to rest on the solid basis of the consent of the people. the streams of national power ought to flow from that pure, original foundation of all legitimate authority. 1) which of the following constitutional principles
asked by Roxanne on February 8, 2017 
Social studies
1. what was the main reason most early settlers gradually spread across the americans? They were constantly under attack from neighbors tribes They often relocated to find more favorable farming conditions They traveled far and wide to trade their goods
asked by Chickis on August 31, 2016 
physics
A particle has a charge of +1.5 µC and moves from point A to point B, a distance of 0.19 m. The particle experiences a constant electric force, and its motion is along the line of action of the force. The difference between the particle's electric
asked by Taylor on January 17, 2012 
physics
A particle has a charge of +1.5 µC and moves from point A to point B, a distance of 0.19 m. The particle experiences a constant electric force, and its motion is along the line of action of the force. The difference between the particle's electric
asked by Taylor on January 17, 2012 
Quantitative Literacy  MAT106 VG
Pick four cities and divide them into pairs. Use the Internet to find the length of the circle between the first pair of cities. You might try using the site Great Circle Mapper or a similar Web site to help you. Estimate the great circle path between
asked by TANYA on October 15, 2010 
advance geometry
A plane is flying east, ascending at a constant angle. Jack is standing on the ground, watching the plane come to (horizontally) directly at him. When he first sees the plane, at an angle of elevation of 15 degrees, its horizontal distance from him is
asked by maha on April 25, 2010 
physics
0.10 baseball moves toward home plate with a velocity = (31 ). After striking the bat, the ball moves vertically upward with a velocity = (21 ). Find the direction of the impulse delivered to the ball by the bat. Assume that the ball and bat are in
asked by john on July 11, 2010 
Statistics
A certain type of lightbulb is advertised to have an average lifetime of 1,000 hours. Assume the lifetimes of these lightbulbs are approximately normally distributed with a standard deviation of 250 hours. A) Find the percentage of lightbulbs that will
asked by Kerry on May 20, 2016 
Science
Thank you! Why is there a lunar eclipse only twice a year and not once a month? Thanks for the help. On the night of May 15/16 we will be able to see a total lunar eclipse. Lunar eclipses can only happen when the Moon is full and it passes behind the Earth
asked by Larry on February 19, 2007 
Physics
An electron enters the region with u=3*10 6 m/s and E=200N/C. The horizontal length of the plate is 0.1m. Find a. The wavelength of the electron while it is in the electric field b. If the electron enters the field at time,t=0.find the time at which it
asked by Baruck on July 12, 2018 
Help Somebody please.
Project: Data Analysis The following chart lists the average low, average high, record low, and record high temperatures for the month of April in Denver, Colorado. Day Average Low Average High Record Low Record High April 1 32°F 58°F 6°F 78°F April 2
asked by Morgan S on December 28, 2012 
Urgent!
Project: Data Analysis The following chart lists the average low, average high, record low, and record high temperatures for the month of April in Denver, Colorado. Day Average Low Average High Record Low Record High April 1 32°F 58°F 6°F 78°F April 2
asked by Morgan S on December 27, 2012 
poetry/essay help
Hello! I wrote an essay comparing and contrasting AngloSaxon vernacular riddles and Emily Dickinson literary poetry. Since my essay is 9 pages long, can someone just look over my intro and conclusion. Those are the two I'm having trouble with. If someone
asked by michelle on April 2, 2007 
Math 117
3. In 2002, Home Depot’s sales amounted to $58,200,000,000. In 2006, its sales were $90,800,000,000. a. Write Home Depot’s 2002 sales and 2006 sales in scientific notation. You can find the percent of growth in Home Depot’s sales from 2002 to 2006 by
asked by Goldi on January 7, 2012 
Algebra
3. In 2002, Home Depot’s sales amounted to $58,200,000,000. In 2006, its sales were $90,800,000,000. a. Write Home Depot’s 2002 sales and 2006 sales in scientific notation. You can find the percent of growth in Home Depot’s sales from 2002 to 2006 by
asked by Devon on July 4, 2010 
Math Double check
Please double check me Find the median of the following set of numbers. 47, 20, 52, 35, 58, 57 A) 49 1/2 B) 47 C) 48 1/2 D) 52 Answer: c Which of the following numbers are integers? 2/3, 35, 0.093, 650, 42.5 A) 0.093 and 42.5 B) 35 and 650 C) 2/3 D) 650
asked by Kim on March 23, 2008 
Geometry
Infinitely many different sectors can be cut from a circular piece of paper with a 12cm radius, and any such sector can be fashioned into a paper cone with a 12cm slant height. (a) Show that the volume of the cone produced by the 180degree sector is
asked by Sarah on April 17, 2010 
geometry
11. Infinitely many different sectors can be cut from a circular piece of paper with a 12cm radius, and any such sector can be fashioned into a paper cone with a 12cm slant height. (a) Show that the volume of the cone produced by the 180degree sector is
asked by Sarah on April 15, 2010 
linear algebra
which of the following sets of vectors span R^3? a.){(1, 1, 2), (0, 1, 1)} b.) {1, 2, 1), (6, ,3, 0), (4, 1, 2), (2, 5, 4)} c.) {(2, 2, 3), (1, 2, 1), (0, 1, 0)} d.) {(1, 0, 0), (0, 1, 0), (0, 0, 1), (1, 1, 1)} can someone show the steps to check for
asked by chris on July 19, 2007 
Math
I need help with number 1921 I don't get it. 19. Workpad Note: In questions 1921, remember to show all of the steps that you use to solve the problem. Be sure to use the text box where the question mark (?) first appears to show your mathematical work.
asked by Sorry no one here on November 26, 2018 
precalculus
The acceleration acting on a falling object due to gravity varies inversely with the square of the object's distance from the center of Earth. At the surface of Earth, where x = 1 Earth radius, the acceleration is y = 9.8 m/s2 1. Use the multiplymultiply
asked by Anonymous on January 20, 2011 
Calculus
Use the method of cylindrical shells to find the volume V generated by rotating the region bounded by the? Use the method of cylindrical shells to find the volume V generated by rotating the region bounded by the given curves about y = 8. 27y = x^3, y = 0,
asked by John on January 31, 2012 
Math
Suppose you deposit $2000 in an account with an annual interest rate of 7% compounded quarterly. Use the formula A=P(1+r/n)^n*t and round each answer to 2 decimal places, if necessary. a. Find an equation that gives the amount of money in the account after
asked by Keonn'a on December 4, 2018 
Math
A box contains 95 pink rubber bands and 90 brown rubber bands. You select a rubber band at random from the box. Find each probability. Write the probability as a fraction in simplest form... Can you guys explain part C. You repeatedly choose a rubber band
asked by JiaMT on April 18, 2018 
geometry
You have looked at it two times before. There are 30 questions worth 30 points. Part 1 Multiple Choice: Select the best answer from the choices provided. (Each question is worth one point) 1. Determine how many wheels are turning clockwise. 1 2 none 2.
asked by joe on June 23, 2009 
Please review
Question is what do the terms race and ethnicity man to you? Question is Why are these concepts important to United States Society? Answer: The term race to be means the way a person distinguishes how one looks at ones skin color, facial features, ancestry
asked by ann on July 1, 2007 
Orientalism
List two to three characteristics of Orientalism We've had many questions about Orientalism in the last year, but many of us don't really know what it means. Please post a definition of Orientalism, and we'll try to help you find its characteristics. These
asked by Anonymous on May 16, 2007 
caluclus homework help
(1) A toy truck travels at a rate of 0.5t ft/sec after t seconds of travel (so after 6 seconds the truck is traveling 3 ft/sec). a) Graph the speed of the truck vs. time for 0
asked by Leslie on January 20, 2008 
Calculus help!
(1) A toy truck travels at a rate of 0.5t ft/sec after t seconds of travel (so after 6 seconds the truck is traveling 3 ft/sec). a) Graph the speed of the truck vs. time for 0
asked by anonymous on January 21, 2008 
ap calculus
The height s of a ball, in feet, thrown with an initial velocity of 112 feet per second from an initial height of 6 feet is given as a function of time t (in seconds) by s(t)=16t^2+112t+20. 1. What is the maximum height of the ball? 2. At what time does
asked by muffy on September 18, 2009 
Calculus
Consider the function f(x)=sin(5x)/x. (a) Fill in the following table of values for f(x): x= 0.1 0.01 0.001 0.0001 0.0001 0.001 0.01 0.1 f(x)= ( I need the values of f(x) for each x) (b) Based on your table of values, what would you expect the limit of
asked by Abi on February 9, 2011 
Finance
Company is planning to buy a machinery at a cost of $20 million. This machine will be used for 10 years. The machine will bring additional revenue as follows: $10 million for first 6 years and $7 million for the last 4 years Expenses = 60% of revenue for
asked by Tanner on June 27, 2015 
statistics
5) The lifetime of a medical device s a normally distributed rv with standard deviation of 2 years. An experiment is conducted to test 15 medical devices and find their lifetimes to be: a. If the population mean is known to be 15 years, what is the
asked by nur on December 8, 2012 
Precalculus
I'm working on a project and I need some help with figuring out the equations to write. Here is all the information about the project: You and your friends decide to produce your own CD. After searching on the Internet, you find a lowcost CD duplication
asked by Courtney on November 18, 2007 
Science
My physical science class is doing an experiment on the mass of pennies. I hypothesized that newer pennies would have less mass because cheaper materials are being used. I found that before 1982, pennies were made from 95% copper/5% zinc, and after 1982
asked by Beth on September 8, 2007 
ae
Complete the following: Many teachers leave the profession after their first year as an educator. Examine programs that encourage individuals to stay in the profession of teaching and lower the attrition rate. o How does a mentoring program differ from an
asked by scooby9132002 on June 28, 2009 
Iraq
can you find a site of a total # of troops that have died since the president's new plan http://siadapp.dior.whs.mil/personnel/CASUALTY/castop.htm I went to http://www.fedstats.gov to find this. =) I found this site that shows that 53 troops were killed in
asked by ConFuzzled on January 21, 2007 
Math
Archaeologists often find only parts of ancient human remains. For example, they may find a small finger bone, called the metacarpal bone. Is it possible to predict the height of a human from the length of his or her metacarpal bone? To investigate, a
asked by Tracy on February 20, 2014 
Physics
A venturi meter is a device for measuring the speed of a fluid within a pipe. The drawing shows a gas flowing at a speed v2 through a horizontal section of pipe whose crosssectional area A^2 = 0.0700 m2. The gas has a density of ρ = 1.80 kg/m3. The
asked by Sam on November 23, 2012 
Physics
A venturi meter is a device for measuring the speed of a fluid within a pipe. The drawing shows a gas flowing at a speed v2 through a horizontal section of pipe whose crosssectional area A2 = 0.0700 m^2. The gas has a density of ρ = 1.80 kg/m^3. The
asked by Jim on November 19, 2012 
Statistics
A Swedish study used 1360 patients who had suffered a stroke. The study randomly assigned 684 patients to receive a placebo treatment and the rest to receive an aspirin treatment. Out of those who received the placebo treatment, 28 died due to heart attack
asked by Katerina on November 28, 2010 
statistics
Based on data from the National Center for Health Statistics, N. Wetzel used the normal distribution to model the length of gestation for pregnant US woman ( Chance, Spring 2001). Gestation length has mean of 280 days with a standard deviation of 20 days.
asked by lindsey on March 17, 2013 
stats.
Based on data from the National Center for Health Statistics, N. Wetzel used the normal distribution to model the length of gestation for pregnant US woman ( Chance, Spring 2001). Gestation length has mean of 280 days with a standard deviation of 20 days.
asked by Lindsey please help on March 17, 2013 
math check
A machine produces parts with lengths that are normally distributed with ó = 0.52. A sample of 16 parts has a mean length of 75.07. (a) Give a point estimate for ì. (Give your answer correct to two decimal places.) 75.07. (b) Find the 99% confidence
asked by TOM7 on June 19, 2013 
Math
Hands on : Multiplication patterns with 10,100,and 1,000 1/ Rebecca has 4 boxes of 20 cookies . She wants to know the total number of cookies . Which basic fact must she know to compute the total? What is the total? Answer: 4*20= 80 2/ Jermy is at a
asked by NAwaf on February 24, 2014 
Math sin/cos
On a piece of paper draw and label a right triangle using the given sides, solve for the unknown side and write the trigonometric functions for angles A and B, if a=5 and c=7. I already found side b which equals 2 sqrts of 6. Now I need to find the sin/cos
asked by Anonymous on March 10, 2007 
Calc 1
Find the limit. Use l'Hospital's Rule if appropriate. If there is a more elementary method, consider using it. lim x→∞ x^7e^−x^6 Find the limit. Use l'Hospital's Rule if appropriate. If there is a more elementary method, consider using it. lim
asked by TayB on April 20, 2015 
Physics
An object has a initial velocity of 10 m/s in the positive x direction. Under a constant acceleration it stops after undergoing a displacement of 148.3 m in the positive x direction. Because it is still under the same acceleration it then travels back in
asked by Sammy on September 4, 2014 
Physics
An object has a initial velocity of 10 m/s in the positive x direction. Under a constant acceleration it stops after undergoing a displacement of 148.3 m in the positive x direction. Because it is still under the same acceleration it then travels back in
asked by Samantha on September 3, 2014 
statistic
A survey of drivers in the United States found that 15% never use a cell phone while driving. Suppose that drivers arrive at random at an auto inspection station. a. If the inspector checks 10 drivers, what is the probability that at least one driver never
asked by sasha on January 5, 2013 
stastics
A survey of drivers in the United States found that 15% never use a cell phone while driving. Suppose that drivers arrive at random at an auto inspection station. a. If the inspector checks 10 drivers, what is the probability that at least one driver never
asked by level crawford on May 3, 2011 
Math 7B
A bag contains 4 white, 3 blue, and 5 red marbles. 1. Find the probability of choosing a blue marble, then a red marble if the marbles are not replaced. a. 5/44 b. 15/35 c. 2/3 (i pick this) 2. 1/15 2. Find the probability of choosing two white marbles in
asked by Sarah on February 29, 2016 
Maths Percentage (6th Grade)
David has $5 in his wallet. This was 10% of the amount that he received from his mother. Find the total amount of money that David received from his mother. 35% of the number of books Ibrahim owns are fiction boos, find: a.) the total number of books he
asked by Sam on October 11, 2012 
Science
Could someone please explain to me in a simple way how FM, AM, and XM radio signals work? No one I ask seems to know. Thanks for the help. Radio waves are part of a general class of waves known as electromagnetic waves. In essence, they are electrical and
asked by Jenna on February 18, 2007 
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 ∘ west of north, and the resultant of these two pulls is 530.0 N directly northward. Part A Use vector components to find the
asked by Dalal on September 15, 2015 
physics
A block of mass 4.0 kg is put on top of a block of mass M = 6.0 kg. To cause the top block to slip on the bottom one, while the bottom one is held fixed, a horizontal force of at least 19 N must be applied to the top block. The assembly of blocks is now
asked by tripp on February 18, 2010 
Physics
A cannon is rigidly attached to a carriage,which can move along horizontal rails but is connected to a post by a large spring, initially unstretched, of force constant 60000 N/m. The cannon ﬁres a 305 kg projectile at a velocity of 174 m/s directed
asked by amanda and leah on January 29, 2012 
Geometry
1. In the formula 2xy=7, what is the slope? 2. An isoceles trapezoid has____pair(s) of parallel sides. 3. Is a triangle with sides of 6,8, and 10, a right triangle? yes or no. 4.Find the area of the rectangle(30cm, 40cm,40cm. 5. Use factoring to simplify
asked by Patricia on April 15, 2010 
physics
1 A block of mass mb sits atop a at wooden plank of mass mp on a plane inclined an angle theta with respect to thehorizontal. The two are supported near the bottom of the plane by a spring of spring constant k that is in contactwith the plank but not the
asked by lala on October 18, 2011 
Math
What is the solution of the following equation? 2 – 8x = 6 Is the ordered pair (2, 9) a solution of the equation y = x  7? Solve the following equation. 3(z – 2) – z = 4z – 20 Find the slope of the line that passes through the points (4, 8) and
asked by REEEEEEEEEE on January 16, 2018 
accounting
Accounting 103 ScrawnyOcean2290 asked Dominic Hunter, a secondyear business student at the University of Utah, will graduate in two years with an accounting major and a Spanish minor. Hunter is trying to decide where to work this summer. He has two
asked by dal on August 5, 2012 
Math
Please help just get started Sarah went trickortreating for Halloween. Because of her braces, she could not eat of the candy she received since it was either sticky or chewy. Of the candy she could not eat, she gave 2/3 of it to her older brother Bradley
asked by Sam on January 31, 2019 
Physics
A venturi meter is a device for measuring the speed of a fluid within a pipe. The drawing shows a gas flowing at a speed v2 through a horizontal section of pipe whose crosssectional area A2 = 0.0600 m2. The gas has a density of ñ = 1.70 kg/m3. The
asked by kyle on November 17, 2008 
Biology, Art
I was doing some research for a wildlife art contest in January and I can't seem to find a specific bit of information that is crucial to my painting. The contest requires me to paint a Greater Short Horned Lizard (Phrynosoma hernandesi) and I know that
asked by Harley on October 24, 2011 
Statistics
For questions 15, write the null and alternative hypothesis. 1. Does the water temperature have an effect on the number of people in the pool? 2. Does the weather have an effect on the number of people at the beach? 3. A fitness center is running a
asked by Cam on May 3, 2013
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