
physics
A 2.10 mol sample of oxygen gas is confined to a 5.10 L vessel at a pressure of 7.99 atm. Find the average translational kinetic energy of an oxygen molecule under these conditions in (j/mol) When i was working this out i tried using pv=nrt to find the
asked by reeta on October 21, 2008 
Capacitance (tricky)
Two parallel plates of area 41 cm.^2 have equal but opposite charges of 2.60E07 C. Within the dielectric material filling the space between the plates, the electric field is 5.80E+05 V./m. Find the dielectric constant of the material. Feel like there is a
asked by andrew on November 3, 2012 
History: World War 1
Hi beautiful people. I am struggling to find a primary source to back up the oft cited claim that Germany was not allowed into the League of Nations. Given that the covenant itself contains no such proscriptions and I am not finding it in the Treaty of
asked by Mizza on May 11, 2014 
Family Consumer Sciences
One of the questions on a worksheet I must answer is this: You're in study hall and trying to get your homework finished. The students next to you continue to talk and interfere with your concentration. What should you do? You are supposed to put your own
asked by Celina on December 1, 2008 
statistics
A study of 36 marathon runners showed that they could run at an average rate of 7.8 miles per hour. The sample standard deviation is 0.6. Find a point estimate of the population mean. Find the 90% confidence interval forthe mean of all runners. Based on
asked by Anonymous on April 24, 2013 
physics please help
A woman who weighs 4.33 X10^2 N is leaning against a smooth vertical wall, as the drawing shows. The height of the wall from her shoulder to her hand is .400m the angle at which she is laying on the wall is 50 degrees and the rest of the height at which
asked by don on November 28, 2010 
Analytic Geometry
A line Q has an equation of x+5y+5=0. Find the equation of the line that is "perpendicular" to Q an passes through (3,1). Find the equation of the line that is "parallel" to Q and passes to through (3,1). Find the equation of the line that passes through
asked by Kimbaza on November 18, 2015 
PreCalculus
Please check: 1.Find polar equation of x^2 + y^2 = 10y r^2 for x^2 + y^2 and sin(theta sin for y =r^2=10sin(theta) 2.Find polar equation: y=5 r=5/sin 3.Polar equation is r=2costheta + 3 sin theta Find rectangular equation x^2+y^2 =x^2 + y^2 =2x+3y
asked by Tonya on October 6, 2011 
basic geometry
A rectangle has width the same asa a side of a square whose perimeter is 20m.the length of the rectangle is 9m. Find the perimeter of this rectangle. 34. The with of a rectangular picture is onhalf the length . The perimeter of the rectangle is 72inches.
asked by vero on March 13, 2007 
Calculus
You have just opened a new nightclub, Russ' Techno Pitstop, but are unsure of how high to set the cover charge (entrance fee). One week you charged $9 per guest and averaged 165 guests per night. The next week you charged $10 per guest and averaged 150
asked by Sydney on August 29, 2013 
PreCalculus
A homeowner has forty feet of fencing to enclose three sides of a rectangular patio. The fourth side of the patio is a side of the house, and requires no fencing. 1. Let x represent the side of the rectangle perpendicular to the house (this helps avoid
asked by Brittany Penman on October 3, 2012 
Physics
Find the instantaneous velocity of a pendulum at the instant when its bob is at the height equal to half of its maximum height h=(h_max/2) above the equilibrium point. Assume the max velocity of the bob during each oscillation is v_max= 2m/s. Wouldn't
asked by Andrea on February 6, 2008 
geometry
The two nonparallel sides of an isosceles trapezoid are each 7 feet long. The longer of the two bases measures 22 feet long. The sum of the base angles is 140°. a. Find the length of the diagonal. b. Find the length of the shorter base. Round your
asked by Bob on July 26, 2017 
Chemistry
The Li2+ ion is hydrogenic and has a Lyman series at 740747 cm1, 877924 cm1, 925933 cm1,and beyond. Show that the energy levels are of the form –hcR/n^2 and find the value of R for this ion. Go on and predict the wavenumbers of the two longest
asked by Joesph on March 9, 2016 
math
y′=(2y+x)/x, y(1)=4 1. The resulting differential equation in x and u can be written as xu'= 2.Separating variables we arrive at du= dx/x 3.Integrating both sides and simplifying, the solution can be written in the form u+1=Cf(x) where C is an
asked by Leahv on February 29, 2016 
History Essay
Can someone find me an example essay that deals with the following question. I am having trouble finding one. " TO what extent did events of the 1890s foreshadow events of the 1990s?" I just need an example so I can use it to get an idea of what exactly to
asked by Dave on April 23, 2007 
physics
A robot probe drops a camera oﬀ the rim of a 291 m high cliﬀ on Mars, where the freefall acceleration is 3.7 m/s 2 . Find the velocity with which it hits the ground. Answer in units of m/s Find the time required for the camera to reach the ground.
asked by Anonymous on January 17, 2013 
Data analysis and statistics
I don't know where to begin with these problems would someone please call me Find the median of each set of numbers 14. 1, 4, 9, 15, 25, 36 Find the mode of each set of numbers. 9, 8, 10, 9, 9, 10, 8 41, 43, 56, 67, 69, 72 Statistics. A salesperson drove
asked by Theresa on April 13, 2008 
Trig
An airplane is flying on a compass heading (bearing) of 340 degrees at 325 mph. A wind is blowing with the bearing 320 degrees at 40 mph. Find the component form of the velocity of the airplane. then find the actual ground speed and direction of the plane
asked by K on December 17, 2010 
Physical Chemistry
The Li2+ ion is hydrogenic and has a Lyman series at 740747 cm1, 877924 cm1, 925933 cm1,and beyond. Show that the energy levels are of the form –hcR/n^2 and find the value of R for this ion. Go on and predict the wavenumbers of the two longest
asked by John on June 27, 2018 
Calc and Vectors
Corey is asked to find the maximum value of a function. Not having a complete understanding of the process, Corey decides to find the derivative of the function, set it equal to zero, and solve. The resulting value, Corey reasons, will yield the maximum
asked by Court on January 10, 2014 
AP Chemistry
How can you find the average temperature of a refrigerator or any fridge by using colligative properties?? I am doing a lab in school and i'm not sure how to approach or start this. I know that you have to have two solutions where on one solution, you put
asked by Sarah on December 30, 2012 
calculus
Consider a differentiable functionf having domain all positive real numbers, and for which it is known that f'(x)=(4x)^3 for x.0 a. find the xcoordinate of the critical point f. DEtermine whether the point is a relative maximum or minomum, or neither
asked by cher on February 26, 2012 
physics
A steam catapult launches a jet aircraft from the aircraft carrier John C. Stennis, giving it a speed of 205 mi/h in 2.70 s. (a) Find the average acceleration of the plane. (answer in m/s^2) (b) Assuming the acceleration is constant, find the distance the
asked by joanna on January 31, 2016 
physics
a 0.300kg glider is moving to the right on a frictionless, horizontal air track with a speed of 0.80 m/s when it makes a head on collision with a stationary 0.150kg glider. (a) Find the magnitude and direction of the final velocity of each glider in the
asked by chyenne on January 22, 2016 
PreCal(Please Help)
1) For a person at rest, the velocity v (in liters per second) of air flow during a respiratory cycle is V = 0.85 sin pi(t)/ 3 where t is the time in seconds. (Inhalation occurs when v > 0 and exhalation occurs when v < 0) A) Find the time for one full
asked by Abby on February 12, 2010 
Please help with a trapezoid  circle problem
A circle with radius 3 is inscribed in a isosceles trapezoid with legs of 10. Find the length of the smaller base. When I draw a diagram, calling the trapezoid ABCD with A and D at the bottom, I see that the length from where the altitude from B and C hits
asked by Knights on February 18, 2013 
Data analysis and statistics
I don't know where to begin with these problems would someone please call me Find the median of each set of numbers 14. 1, 4, 9, 15, 25, 36 Find the mode of each set of numbers. 9, 8, 10, 9, 9, 10, 8 41, 43, 56, 67, 69, 72 Statistics. A salesperson drove
asked by Theresa on April 13, 2008 
Precalculus; urgent ! Please help !
1.Graph the polar equation r=32sin(theta) 2. Find the polar coordinates of 6 radical 3,6 for r > 0. 3. Find the rectangular coordinates of (7, 30°). 4. Write the rectangular equation in polar form. (x – 4)2 + y2 = 16 5. Write the equation –2x + 6y =
asked by Becca on February 26, 2013 
Math ! Please Help !
1.Graph the polar equation r=32sin(theta) 2. Find the polar coordinates of 6 radical 3,6 for r > 0. 3. Find the rectangular coordinates of (7, 30°). 4. Write the rectangular equation in polar form. (x – 4)2 + y2 = 16 5. Write the equation –2x + 6y =
asked by Becca on February 26, 2013 
Calculus please help !
1.Graph the polar equation r=32sin(theta) 2. Find the polar coordinates of 6 radical 3,6 for r > 0. 3. Find the rectangular coordinates of (7, 30°). 4. Write the rectangular equation in polar form. (x – 4)2 + y2 = 16 5. Write the equation –2x + 6y =
asked by Becca on February 26, 2013 
Physic
1. The image shows a man pulling a truck. If it does not show up for you for whatever reason, this is a description of the image. Assume it takes 2500 N for him to pull the truck along the road at a constant speed. a. Find the net force acting on the
asked by Anonymous on October 22, 2018 
PreCalculus
Hello! I'm stuck on how to do this problem and would appreciate some help! Choose a nonzero complex number c for f(z) = z2+ c. Find a complex number v that is in the escape set. Find a complex number w that is in the prisoner set. Graph the first five
asked by Anonymous on May 18, 2012 
PreCalc
Hello! I'm stuck on how to do this problem and would appreciate some help! Choose a nonzero complex number c for f(z) = z2+ c. Find a complex number v that is in the escape set. Find a complex number w that is in the prisoner set. Graph the first five
asked by l on May 17, 2012 
Algebra 116
I have like 13 questions i need help with so here they go. 1. In 1991 the life expectancy of males in a certain country was 70.1 years. In 1995 it was 72.6 years. Let E representn the life expectancy in years and t represent the number of years since 1991.
asked by Maria on September 12, 2008 
Calculus
1. For the function f(x)=4x^330x^2+4: a) Find the critical numbers of f(if any); b) Find the open intervals where the function is increasing or decreasing; and c) Apply the First Derivative Test to identify all relative extrema 2. For the function
asked by Rudy on October 30, 2012 
Science
What could the relative age of two rocks tell you about them? a. One rock is 10,000 years old, and the other is 8,000 years old. b. One rock is older than the other. c. They both have fossils in them. d. One rock is closer to the surface than the other.
asked by Anonymous on October 8, 2013 
Rocks
What could the relative age of two rocks tell you about them? a. One rock is 10,000 years old, and the other is 8,000 years old. b. One rock is older than the other. c. They both have fossils in them. d. One rock is closer to the surface than the other.
asked by Anonymous on October 9, 2013 
Science
What could the relative age of two rocks tell you about them? a. One rock is 10,000 years old, and the other is 8,000 years old. b. One rock is older than the other. c. They both have fossils in them. d. One rock is closer to the surface than the other.
asked by Anonymous on October 8, 2013 
science
What could the relative age of two rocks tell you about them? a. One rock is 10,000 years old, and the other is 8,000 years old. b. One rock is older than the other. c. They both have fossils in them. d. One rock is closer to the surface than the other.
asked by Anonymous on October 10, 2013 
Science
What could the relative age of two rocks tell you about them? a. One rock is 10,000 years old, and the other is 8,000 years old. b. One rock is older than the other. c. They both have fossils in them. d. One rock is closer to the surface than the other.
asked by Anonymous on October 8, 2013 
Physics
The four masses shown in the figure below are connected by massless, rigid rods. moicogproblemfig (a) Find the coordinates of the center of gravity of this object if MA = 120 g and MB = MC = MD = 180 g x = ? m y = ? m (b) Find the moment of inertia
asked by Brittany on October 28, 2014 
Math
As seismological station is located at (0,4) 4 kilometers away from a straight shoreline where the xaxis runs through. The epicenter of the earthquake was determine to be 10 kilometers away from the station. a. Find the equation of the curve that
asked by Garry on June 28, 2017 
algebra
Consider the following four polynomials, labeled A  D: A. ( 2x2  4x ) B. ( x3  1 ) C. ( 3x3 + x2  4x ) D. ( x5 + x2  3 ) Find an algebraic expression that uses each of the four polynomials once and simplifies to: x8 + 3 Your expression may involve
asked by Lilly on May 26, 2014 
Algebra 2
i actually have two questions.  the edge of one cube is 4 m shorter than the edge of a second cube. the volumes of the two cubes differ by 1216m^3. find the edge of the smaller cube.  the sum of the squares of the two larger of three consecutive even
asked by Ana on March 20, 2011 
Geography
I'm doing a Map of the Month, and i'm almost done. I just have to locate and lable 3 rivers. (Helmand River, Amu Darya River and Indus River). I'm having some difficulty trying to find a clear map that labes the at least one of the lakes, so if anyone had
asked by Dawn on February 5, 2008 
Data Probability
A certain virus infects one in every 300 people. A test used to detect the virus in a person is positive 80% of the time if the person has the virus and 5% of the time if the person does not have the virus. (This 5% result is called a false positive.) Let
asked by Anonymous on October 2, 2016 
Math Anova
A researcher has collected statistics pretest scores for students representing 3 different age groups 1830 3145 45 and up 3 5 10 7 10 2 9 9 8 6 8 8 4 6 5 Do hypothesis test using ANOVA to find if significant difference. Use alpha .05. All hypothesis
asked by Jennifer on December 13, 2011 
I am really in need of someone help! Please
A researcher has collected statistics pretest scores for students representing 3 different age groups 1830 3145 45 and up 3 5 10 7 10 2 9 9 8 6 8 8 4 6 5 Do hypothesis test using ANOVA to find if significant difference. Use alpha .05. All hypothesis
asked by Jennifer on December 13, 2011 
statistics
A researcher has collected statistics pretest scores for students representing 3 different age groups 1830 3145 45 and up 3 5 10 7 10 2 9 9 8 6 8 8 4 6 5 Do hypothesis test using ANOVA to find if significant difference. Use alpha .05. All hypothesis
asked by Malia on December 13, 2011 
PLEASE HELP ME!!!
A researcher has collected statistics pretest scores for students representing 3 different age groups 1830 3145 45 and up 3 5 10 7 10 2 9 9 8 6 8 8 4 6 5 Do hypothesis test using ANOVA to find if significant difference. Use alpha .05. All hypothesis
asked by jennifer on December 13, 2011 
physics
A 2.00 g lead bullet traveling at 650 m/s strikes a target, converting its kinetic energy into thermal energy. It's initial temperature is 40.0°C. Find the available kinetic energy of the bullet. Find the heat required to melt the bullet (both answers in
asked by angela on December 6, 2013 
Minoxidil
So, I'm doing a research project for my chemistry class, and one of the parts that I have to answer is the chemical reaction of the substance that I'm researching. But there's a problem. I've searched every single website regarding minoxidil, but I cannot
asked by Jude on May 28, 2012 
Math
1. Name a pair of complementary angles. (1 point) 1 and 4 1 and 6 3 and 4 4 and 5 2. If m1=37°, what is m4? (1 point) 53° 43° 37° 27° 3. If m1 = 40°, what is m5? (1 point) 50° 40° 35° 25° Use the figure to answer questions 4–5. Assume that
asked by YRN DJ on December 17, 2015 
Art of Research
I need to do an interview segment for a "show green", which is a storyboard for a TV show. It will include production notes as well. My topic for this show green is on the business of the National Hockey League, in terms of their revenue, salary cap, free
asked by Alex L. on November 21, 2013 
algebra 2
Hi i posted this question: the general expression for consecutive multiples of 6 is 6N, 6(N + 1), 6(N +2), etc. find three consecutive multiples of 6 such that 4 times the first exceeds twice the third by 12. and than Bobpursley replied: Let N be the
asked by lana on July 18, 2007 
math
The cable supporting a ski lift rises 2 feet for each 5 feet of horizontal length. The top of the cable is fastened 1320 feet above the cable’s lowest point. Find the lengths b and c, and find the measure of the angle theta. 1320 is not the hypotenuse.
asked by anonymous on January 9, 2014 
physics
A .400 kg bead slides on a curved wire, starting from rest at point A. If the wire in problem 61 is frictionless between points A and B (down 5m) and rough between B and C (up 2m), and if the bead starts from rest at A, (a) find the speed at B. (b) If the
asked by Anonymous on October 25, 2007 
statistics
n=15 and there are 3 groups These data are analyzed by an ANOVA, and the resutls are reported in the following summary table. fill in all missing values in the table. * All that is given in the table is the MS(mean square) within treatments=20 and F=4
asked by Helen on April 2, 2008 
math
find the domain and all the critical points of the function. a) x(the square root of (4x^2)) The domain is x must be less than or equal to positive or negative two but when i go to do the derivative to find the critical points i always get stuck. can
asked by Anonymous on November 18, 2010 
calculus
3. Given the function defined by y = x + sinx for all x such that π/2
asked by Yoona on December 18, 2011 
english
what is the tone of the short narrative "the pines?" I couldn't find any reference to this narrative. Who is the author? Is "The Pines" the complete title? We'll be glad to help you if we can find this narrative. "The Pines" by John McPhee a narrative from
asked by anonymous on October 9, 2006 
Chemistry
Calculate the % composition of H2S. Then determine the number of grams of sulfur present in 339.79 g of H2S. *I don't know how to set up the equation after I find the % composition to find the grams of sulfur. Please help! Thanks, Bella :)
asked by Bella on November 22, 2013 
math
write the exponential function y=71(1.19)^t in the form y=ae^kt. find k accuarate to 4 decimal places. find the exact annual growth rate and the continuous % growth rate accurate to 2 decimal places.
asked by Ariel on June 27, 2012 
Calculus
A particle moves with a fixed acceleration of 3 m/s^2. If its initial velocity is v(0)= 2 m/s, and its initial displacement is s(0)= 0 A)Find its velocity function v(t) B)How long does it take for the particle to reach the velocity 14 m/s? C)Find the
asked by Bob on July 6, 2014 
chemistry
Calculate the % composition of H2S. Then determine the number of grams of sulfur present in 339.79 g of H2S. *I don't know how to set up the equation after I find the % composition to find the grams of sulfur. Please help! Thanks, Bella :)
asked by Bella on November 22, 2013 
math
find the domain and all the critical points of the function. a) x(the square root of 94x^2) The domain is x must be less than or equal to positive or negative two but when i go to do the derivative to find the critical points i always get stuck. can
asked by Anonymous on November 17, 2010 
Math
A rancher has 220 feet of fencing to enclose a rectangular corral. Find the dimensions of the rectangle that maximize the enclosed area, using all 220 feet of fencing. Then find the maximum area.
asked by Carlee on December 16, 2012 
Trig
Solve ABC if C=90 degrees, B=20 degrees, and b=10. Round measures of side to the nearest tenth and measures of angles to the nearest degree. So all I need to do for this problem is find A,a,c right? I know that A=70 b/c 90+20=110 and 180110=70 but how do
asked by Jon on March 6, 2008 
Algebra
How do I find the weight in pounds of and bald eagle who's wing span is 7 feet. and my equation is L = 2.43 * W ^ 0.3326 to estimate the bird weight W in pounds, so how can I find out how much the 7 feet wing weigh in pound.
asked by Mayl on June 22, 2010 
algebra
The number of years, N(r), since two independently evolving languages split off from a common ancestral language is approximated by N(r)= 5000 1n r, where r is the proportion of the words from the ancestral language that is common to both languages now.
asked by mm on February 14, 2016 
Periodic Table
Does anyone know where I can find a really good copy of the periodic table? I desperatly need one!! "good" copy? Printable? With what information on it? Go to google, search on IMAGES for periodic table. You will find several hundred. Make a choice.
asked by cbarnett on October 26, 2006 
quantitative methods
A six faced is so constructed that the probability of getting an even number is twice the probability of getting an odd number. Find the probabilities that out of 5 trials (1)all the five will give even numbers (3)2 or 3 trails will give even numbers
asked by deepak on November 7, 2016 
Math
The perimeter of a semicircle is 72 cm. Find the raduis of the semicircle and then find its area Consider the full circle: perimeter 144 radius= perimetercircle/2PI areacircle= PI*rad^2 areasemicircle= 1/2 area circle
asked by Anonymous on April 21, 2007 
CJS/230
Can someone please help me find a website to find the answers to the following questions? What is prisoner rehabilitation? What are the origins of prisoner rehabilitation? How does prisoner rehabilitation affect prisons and general society? What
asked by Meka S on July 17, 2012 
Physics
Please help! I've tried several times on my calculator and I can't get it right! Find the force of attraction on a 3 kg mass at the surface of a planet given the following information about the planet: mass = 5.98 x 1024 kg, radius = 6.38 x 106 m. Find the
asked by Sam on March 10, 2012 
Calc
A rectangular storage container with an open top is to have a volume of 15m^3. The length of the base is twice the width of the base. Material for the base costs $6 per square meter. Material for the sides costs $7 per square meter. Find the cost of the
asked by Martina on March 29, 2007 
Psychology
Please check my answers... 1. Asthma is associated with environmental conditions. True 2. Only onehalf of U.S. children with asthma follow their doctor's advice about medication. False 3. The percentage of overweight children has increased only marginally
asked by Lisa on October 6, 2013 
English
Which sentence is puncuated correctly? A.) Dogs cats and hamsters are animals, that you are unlikely to find in a zoo. B.) Dogs, cats, and hamsters are animals that you are unlikely to find in a zoo. C.) Dogs, cats and hamsters, are animals that you are
asked by Cassie on May 8, 2015 
Math
1. Find the angle of smallest positive measure coterminal with an angle of the given measure: a. 520 b.  75 2. Points A (1,0) and B (.6,.8) are points on a unit circle O. If the measure of angle AOB = 0 {w/ a line in the middle} Find a. sin 0 b. cos 0 c.
asked by Priscilla on February 14, 2010 
physics
A 3.00 g lead bullet traveling at 640 m/s strikes a target, converting its kinetic energy into thermal energy. It's initial temperature is 40.0°C. (a)Find the available kinetic energy of the bullet.(J) (b)Find the heat required to melt the bullet.(J)
asked by Eric on July 19, 2013 
Math
1. Find the angle of smallest positive measure coterminal with an angle of the given measure: a. 520 b.  75 2. Points A (1,0) and B (.6,.8) are points on a unit circle O. If the measure of angle AOB = 0 {w/ a line in the middle} Find a. sin 0 b. cos 0 c.
asked by Priscilla on February 15, 2010 
physics
A 3.00 g lead bullet traveling at 640 m/s strikes a target, converting its kinetic energy into thermal energy. It's initial temperature is 40.0°C. Find the available kinetic energy of the bullet. Find the heat required to melt the bullet.
asked by Alice on July 21, 2013 
English
i have to do an essay analysis and it's asking me for the topic sentence, style of essay, supporting points, and a paragraph response. I have a few questions. 1. how do you find the topic sentence? 2. what's style of essay, and how do you find that? 3.
asked by Angie on October 17, 2008 
Calculus
I'm having trouble with the following problem: Find the volume of the solid generated by revolving the region about the given line. The region is in the first quadrant bounded above by the line y= sqrt 2, below by the curve y=secxtanx, and on the left by
asked by Jenna on September 22, 2009 
Health
Can anybody give me the name of a liver disease that may be caused by smoking? It has 9 letters, and the fifth one is "h". Search 'liver disease' and smoking on google and you'll find it. I'm sorry, I couldn't find it. well, just searching 'liver disease'
asked by Caley on December 5, 2006 
Question
Okay, so I'm doing this project on careers and I need to find out the employment possiblities/opportunities for the career "computer animation" I couldn't find anything for animation, but the closest I got to was :  Computer Programmers and Interactive
asked by Larry on December 10, 2008 
Web Design
For a friend, I am inspecting a page that contains inline CSS, and I may need to engage in an extensive visual code scan to find the inline CSS I need to review or modify. Please advise on how I might be able to do in the html file to quickly find the
asked by Tom on July 29, 2010 
Math
"A players shuffles 7 red cards and 3 green cards into a random order then places them in a line. If all green cards are net to each other, he wins £10. If all are apart, he wins £2. Otherwise he wins nothing. Find the price up to which the player would
asked by Americano on October 31, 2014 
calculus
Consider a differentiable functionf having domain all positive real numbers, and for which it is known that f'(x)=(4x)^3 for x.0 a. find the xcoordinate of the critical point f. DEtermine whether the point is a relative maximum or minomum, or neither
asked by bill on February 25, 2012 
statistics
The computerscience aptitude score, x, and the achievement score, y (measured by a comprehensive final), were measured for 10 students in a beginning computerscience course. The results were as follows. (Give your answers correct to two decimal places.)
asked by statistics student on November 1, 2013 
statistics check
The computerscience aptitude score, x, and the achievement score, y (measured by a comprehensive final), were measured for 10 students in a beginning computerscience course. The results were as follows. (Give your answers correct to two decimal places.)
asked by tracy12 on June 23, 2013 
math
The computerscience aptitude score, x, and the achievement score, y (measured by a comprehensive final), were measured for 10 students in a beginning computerscience course. The results were as follows. (Give your answers correct to two decimal places.)
asked by Sue 12 on May 30, 2013 
physics
The weightless strut in the figure below is not attached to the wall; it is prevented from falling only by friction. (Let w = 360 N, L = 5.25 m and h = 3.25 m.) (a) Find the magnitude of the force of friction between the wall and the strut. Correct: Your
asked by Anonymous on June 11, 2014 
Social Studies
Use the excerpt to answer the question. “Mr Lukashenko, who has been in power for 18 years, is banned from travelling to the United States and western Europe. He has been accused of torture and human rights abuses—he has thrown his opponents in prison,
asked by dori on February 24, 2019 
psychology
I chose the answer that I believe to be correct. I need help from an expert to indicate if the answers that I chose are right or wrong answers and indicate the correct letter or answer needed. Question 1 1. Dr. Jones encountered a problem with a new client
asked by Sharon on October 15, 2014 
Physics
A 4.0 kg block is stacked on top of a 12.0 kg block, whcih is accelerating along a horizontal table at a = 5.2 s^2 m. Let Mu k = Mu s = Mu. (a) What mininum coefficent of friction Mu between the two blocks will prevent the 4.0 kg block from sliding off?
asked by QUESTION on August 20, 2009 
History
Which motivation helped drive Columbus’s pursuit of a westward sea route from Europe to Asia? A)the need to find a northwest passage to the Pacific***** B)the impassable mountains and desert along the eastward land route C)the interest in exploring new
asked by mic on December 27, 2016 
physics
A person jumps from the roof of a house 4.9 m high. When he strikes the ground below, he bends his knees so that his torso decelerates over an approximate distance of 0.70 m. The mass of his torso (excluding legs) is 46 kg. (a) Find his velocity just
asked by Hannah on November 14, 2010 
AP physics (answer whatever you can)
how do you find the Fnet of 3 planets? do i find the forces of all the planets on each other and add it up? what if teh planets are at an angled position? 1000 kg car is going clockwise around a curve iwth radius of 30m. coefficient of frction=0.5 if the
asked by Anthony on March 23, 2017
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