# hey guys, i follow you up to the point of intergrating the final line. How would I intergrate [x^-2.e^-x] dx thx

49,088 questions, page 153
1. ## programing

1. Elements – sequence-series outputting Write a program that prints the following elements: 1, 3, 5, 7, 9, 11, 13, 15, 17, 19, (hereto referred to as elements) etc., up till a user-entered value. The program should not print more than 10 numbers per

asked by tefo sello on October 3, 2014
2. ## pre cal

Find a possible formula for the function graphed below. The x-intercept is marked with a point located at (5,0), and the y-intercept is marked with a point located at (0,−0.833333333333333). The asymptotes are y=−1 and x=6. Give your formula as a

asked by tor on July 28, 2016
3. ## MATH

A lattice point is a point with integer coordinates. How many lattice points $(x,y)$ with $-100\le x\le 100$ and $-100\le y\le 100$ are on the graph of the parametric equations \begin{align*} x&=30-40\cos t,\\ y&=-50 + 30\cos t? \end{align*}

asked by BABABA on March 4, 2017
4. ## physics

A point on a string undergoes simple harmonic motion as a sinusoidal wave passes. When a sinusoidal wave with speed 24 m/s, wavelength 30 cm, and amplitude of 1.0 cm passes, what is the max speed of a point on the string?

asked by Willie on September 24, 2010
5. ## Chemistry

What is the freezing point of a solution of 1.17g of 1-naphthol, C10H8O, dissolved in 2.00ml of benzene at 20 degrees C? The density of benzene at 20 degrees C is 876g/ml. Kf for benzene is 5.12 degrees C/m, and benzene's normal freezing point is 5.53

asked by Jake on April 4, 2011
6. ## Chemistry

pH indicators change color at their _____. The pH at which the color change happens for a particular indicator molecule depends on its: A. pKa; concentration. B. pKa; Ka or Kb. C. equivalence point; Ka or Kb. D. equivalence point; concentration. Is the

asked by Laura on September 18, 2016
7. ## math

1. Which is a set of collinear points? J,H,I L,H,J J,G,L L,K,H 2. Use the diagram to identify a segment parallel to. 3. The meadure of angles A is 124. Classify the angle as acute, right, obtuse, or straight. Acute Straight Right Obtuse 4. Find the

asked by i need help on March 14, 2017
8. ## math

11. Runner A crosses the starting line of a marathon and runs at an average pace of 5.6 miles per hour. Half an hour later, Runner B crosses the starting line and runs at an average rate of 6.4 miles per hour. If the length of the marathon is 26.2 miles,

asked by Anonymous on April 7, 2010
9. ## Chemistry

What is the final volume of 880. mL of hydrogen gas at 335 mm Hg if the pressure is increased to 735 mm Hg? Assume the temperature and the amount of gas are held constant.

asked by Tiffany22 on May 1, 2010
10. ## Bus. Math 123

Problem: Invoice-Nov. 27. Date goods recvd. ? Terms- 2/10 EOM. Last day of discount- ? Final day bill is due ? Complete above.

asked by Brian on July 29, 2017
11. ## Chemistry (Gas Laws) I REALLY NEED HELP

A 27.8 liter container is initially evacuated, and then 8.8 grams of water is placed in it. After a time, all the water evaporates, and the temperature is 130.8 degrees C. Find the final pressure.

asked by Christina on May 10, 2011
12. ## Physics

A hunter holds a 3kg rifle and fires a bullet of mass 5g with a muzzle velocity of 300m/s. What is the final kinetic energy of the bullet and the riffle?

asked by Benson mb on August 6, 2014
13. ## Physics

Inside an insulated container, a 250-g ice cube at 0°C is added to 200 g of water at 18°C. (i) What is the final temperature of the system? (ii) What is the remaining ice mass?

asked by Meder on April 27, 2013
14. ## chemistry

A gas sample occupies a volume of 400.0ml at 298.15k at costant pressure. what is the final temperature when the volume occupied decreased by 39.0

asked by Anonymous on February 5, 2015
15. ## Algebra

I posted this last night but it didn't get answered. So I'm posting it again with hopes that, this time, it will be answered. Please solve for x: |x-6|>7 I got x=6 as a final answer, but that doesn't make sense because 6 is not greater than 7. Please

asked by Marie on April 17, 2012
16. ## chemistry

assuming that the calorimeter contains 5.00 * 100 g of water and that the initial temperature is 30.0 degree celcius. what will the final temperature be? (use the proper formula and units, and show your work below)

asked by alice on October 9, 2007
17. ## Physics

Two carts with masses of 4.3 kg and 3.9 kg move toward each other on a frictionless track with speeds of 5.6 m/s and 5.0 m/s, respec- tively. The carts stick together after colliding head-on. Find their final speed.

asked by Chris on January 26, 2015
18. ## science

A driver of a car traveling at 17.4 m/s applies the brakes, causing a uniform deceleration of 1.8 m/s2. How long does it take the car to accelerate to a final speed of 13.4 m/s? Answer in units of s

asked by Anonymous on September 20, 2011
19. ## physics

Two carts with masses of 4.3 kg and 3.0 kg move toward each other on a frictionless track with speeds of 5.7 m/s and 4.4 m/s, respectively. The carts stick together after colliding head-on. Find their ﬁnal speed. Answer in units of m/s

asked by jessy on January 30, 2012
20. ## Physics

A sample of a monatomic ideal gas is originally at 20 °C. Calculate its final temperature of the gas if the pressure is doubled and volume is reduced to one-fourth its initial value.

asked by Anon on October 15, 2013

I went back made the suggest changes. I will go back and add more specfic examples of traditions before I turn my final paper in. I need this asap (before Sunday) Thanxs for your help! Who Is An American?

asked by Soly on September 15, 2006
22. ## physics

A driver of a car traveling at 17.4 m/s applies the brakes, causing a uniform deceleration of 1.8 m/s2 . How long does it take the car to accelerate to a final speed of 13.4 m/s? Answer in units of s.

asked by Anonymous on December 1, 2017
23. ## Physics

A sample of a monatomic ideal gas is originally at 20 °C. Calculate its final temperature of the gas if the pressure is doubled and volume is reduced to one-fourth its initial value.

asked by nbi on October 15, 2013
24. ## chemistry

A dilution is made during the preparation of a reaction mixture. The compounds are: 2.00 ml of 0.325 KMnO4, 7.50 ml of 0.155 M Oxalic acid, and 10.00 ml of H2O. What are the final concentrations of the compounds?

asked by Yubellkis on February 4, 2017
25. ## Physics

A car drove a total 5km. Accelerated 10seconds then had a constant velocity. Entire trip was 45 seconds. Was was the initial acceleration and final velocity?

asked by Tim on January 31, 2011
26. ## Math

A driver of a car traveling at 17.1 m/s applies the brakes, causing a uniform deceleration of 1.5 m/s2. How long does it take the car to accelerate to a final speed of 13.3 m/s? Answer in units of s

asked by corele on September 14, 2011
27. ## chemistry

A 15.0 g of sample of silver is heated to 100.0 0C and then placed in a constant-pressure calorimeter containing 25.0 g of water at 23.0 0C. The final temperature of the system was measured as 25.0 0C. What is the specific heat of silver?

asked by Luke on November 7, 2010
28. ## Chem

A gas is heated from 252 K to 296 K while its volume is increased from 23.5 L to 30.5 L by moving a large piston within a cylinder. If the original pressure was 0.96 atm, what would be the final pressure?

asked by Sarah Pick on May 8, 2014
29. ## hrm 240

i need help with this i have to have a 700-1000 word memo datailing the benefits availible to employees in the position focused on in my final project. that position is a animal rescuer. please help thanks

asked by sam on January 30, 2010
30. ## chem

A sample of oxygen that occupies 1.8 × 10−6 mL at 582 mm Hg is subjected to a pressure of 1.51 atm.m. What will the ﬁnal volume of the sample be if the temperature is held constant? Answer in units of mL

asked by reis on May 30, 2014
31. ## physics2

A 873 kg (1930 lb) dragster completed the 402.0 m (0.2498 mile) run in 4.950 s. If the car has constant acceleration, what would be its acceleration and final velocity?

asked by Hannah on December 11, 2011
32. ## Chemistry

A gas occupies 275 ml at 0°C and 610 Torr. What final temperature would be required to increase the pressure to 760 Torr, the volume being held constant?

33. ## Biology-ASAP

In a reaction you use 400 ul of 12mM B-galactosidase. Add 2.3 ml of buffer and 0.3ml of ONPG to a cuvette. what is the final concentration of the cuvette? Answer below to one decimal place.

asked by Jane on November 12, 2017
34. ## chemistry

A gas is heated from 256 K to 287 K while its volume is increased from 20.0 L to 30.0 L by moving a large piston within a cylinder. If the original pressure was 1.16 atm, what would be the final pressure?

asked by jamella on March 12, 2012
35. ## physics

3813.75 Joules of work is being done on a 150 lb object while it is moved 75 ft across a horizontal plane, what is the final velocity if the coefficient of kinetic friction is 0.25 and the initial velocity is 1 ft / s?

36. ## Chemistry

A student mixes two water solutions with an initial temperature of 25 degrees C to form a final substance with a mass of 65 grams at 30 degrees C. What is the heat change in kJ?

asked by Hannah on December 14, 2010
37. ## Physics

A car drove a total 5km. Accelerated 10seconds then had a constant velocity. Entire trip was 45 seconds. Was was the initial acceleration and final velocity?

asked by Tim on January 31, 2011
38. ## chemistry

A piece of a newly synthesized material of mass 25.0 g at 80.0 ◦ C is placed in a calorimeter containing 100.0 g of water at 20.0 ◦ C. If the ﬁnal temperature of the system is 24.0 ◦ C, what is the speciﬁc heat capacity of this material?

asked by Austin on October 2, 2012
39. ## Math

Find the area and circumference of the circle (6 m). Use 3.14 for pi. Show your work, round your final answer to the nearest tenth, and label your answer with the correct units for each.

asked by Evelyn on March 25, 2019
40. ## physics

A driver of a car traveling at 14.5 m/s applies the brakes, causing a uniform deceleration of 1.7 m/s 2 . How long does it take the car to accelerate to a ﬁnal speed of 9.50 m/s? Answer in units of s

asked by Anonymous on October 22, 2012
41. ## thermodynamics and kinetics

One mole of an ideal gas undergoes an isothermal reversible expansion, doing 1 kJ of work and doubling the volume. What is its final temperature? How much heat was added to the gas?

asked by Dorota on October 12, 2012
42. ## Physics

3813.75 Joules of work is being done on a 150 lb object while it is moved 75 ft across a horizontal plane, what is the final velocity if the coefficient of kinetic friction is 0.25 and the initial velocity is 1 ft / s?

43. ## CHEM

What is the molarity of potassium iodide solution prepared by adding 5.810g of KI to sufficient water to make a final solution volume of 250.0mL?

asked by Lisa on February 7, 2013
44. ## physics

A car entering the freeway accelerates from 10.2 m/s with a constant acceleration of 4.4 m/s2. What is the car’s final velocity when it merges onto the highway and reaches its cruising speed 4.2 seconds later? A 28.7 m/s B 11.2 m/s C 18.5 m/s D 8.28 m/s

asked by Luis on March 25, 2014
45. ## Chemistry

A 43 sample of water absorbs 302 of heat. If the water was initially at 29.8, what is its final temperature? i been trying to solve this problem all day long, but i just don't understand how to do it. please help me. thanks..

asked by mari on February 5, 2010
46. ## CHEM

What is the molarity of a calcium sulfate solution prepared by adding 27.89g of CaSo4 to sufficient water to make a final solution volume of 1.00L?

asked by Lisa on February 7, 2013
47. ## AP CHEMISTRY

30.0 mL of 0.10 M Ca(NO3)2 and 15.0 mL of 0.20 M Na3PO4 solutions are mixed. After the reaction is complete, which of these ions has the lowest concentration in the final solution? A) Na+ B) NO3- C) Ca+2 D) PO4-3 Answer is C.. How do you solve it though?!

asked by Ash on April 3, 2013
48. ## statistics

The data below are the final exam scores of 10 randomly selected statistics students and the number of hours they studied for the exam. Calculate the correlation coefficient r.

asked by milly on September 28, 2011
49. ## math

A $10, 000 loan advanced on May 1 at 8 1⁄4 % requires two payments of$3000 on July 15 and September 15, and a third payment on November 15. What must the third and final payment be in order to settle the debt?

asked by ppp on April 15, 2017
50. ## chem

A balloon holds 29.3 kg of helium. What is the volume of the balloon if the final pressure is 1.2 atm and the temperature is 22°C? using the equation pv=nrt would i put 29.3 kg in place of n? but n has to be in moles so how do you convert that? thanks

asked by hannah on February 14, 2011
51. ## physics

A Bulldog is already moving when we first see it. It waddles -57 meters reaching a final velocity of -28 m/s after accelerating at -4 m/s2. WHAT WAS THE DOG'S INITIAL VELOCITY? Every time I try to use v^2= V0+2a(delta x) I end up getting a very big value.

asked by Jessica on August 30, 2014
52. ## CHEM

If the heat from burning 5.800 g of C6H6 is added to 5691 g of water at 21 °C, what is the final temperature of the water? 2C6H6(l) +15O2 (g)----> 12CO2(g)+6H2O(l) +6542

asked by Akle on February 10, 2012
53. ## Health Manpower, Education 7 Financing Healthcare

Should the tuition paid by a medical student be considered the full and final payment on his/her education? Is society owned anything given the true cost is not paid for by students?

asked by kamla on September 17, 2007
54. ## To: Anonymous; Re: GRAMMAR TEST

I've removed your 50-question final grammar test. You posted none of your answers, so obviously you're looking for answers and not help. The Jiskha Forum's purpose is to HELP students with homework. We do not do assignments or tests.

asked by Ms. Sue on January 26, 2010
55. ## Science

Can someone please help me solve this homework problem for my chemistry class.Thanks A 4.0*10^1kg sample of water absorbs 308KJ of heat. If the water was initially at 25.5 C, what is its final temperature?

asked by Eliza on September 16, 2012
56. ## Eng. Comp III

I'm not sure what I am supposed to do here I am to write a Bibliographic essay on my sources for my final research essay - what does this entail? I don't want you to do my homework for me,just give me a couple of examples please, Thank You, Sara

asked by Sara on October 3, 2013
57. ## Chemistry

If the heat from burning 5.800 g of C6H6 is added to 5691 g of water at 21 °C, what is the final temperature of the water? 2C6H6(l) +15O2 (g)----> 12CO2(g)+6H2O(l) +6542

asked by Jen on February 10, 2012
58. ## Chem

Find and show work the final pH when 35mL of 0.200 mol/l sulfuric acid are titrated with 18mL of 0.030 mol/L sodium hydroxide?

asked by S.S on May 26, 2010
59. ## math

Find the volume and surface area of a right cylinder with radius 7.5 cm and height 16 in. Make sure your final answer is in inches. Round your answer to the nearest hundredth.

asked by Andrea on August 15, 2012
60. ## Chemistry- balancing Redox

Can anyone please assist showing half reactions balancing, balancing of e- and the additions of H2O, H+ and then since its BASIC!!!! the final addition of OHs? Cr(OH)3+ ClO^-=>CrO4^2- +Cl2 THANKS!

asked by Steve on June 8, 2013
61. ## Pharmacy calculation

An Rx calls for hydrocortisone 1% mixed with mupirocin 2% in a 70%/30% combination for a total of 60 grams. What is the % strength of mupirocin in the final product? Can anyone out there help explain how to answer this question? Thanks in advance.

asked by Anonymous on May 12, 2016
62. ## Science

A peice of ice weighting 5g at -20 centigrade is put into 10g of ice at 30C. Assuming no heat is lost to the outside.Calculate the final tempature of the mixture?

asked by Om on June 13, 2018
63. ## physical science

A 0.5 kg block initially at rest on a frictionless, horizontal surface is acted upon by a force of 5.0 N for a distance of 4.0 m. How much kinetic energy does the block gain? What is its final velocity?

asked by Bia on February 18, 2015
64. ## AP Biology

How would I calculate water potential? I have the formula but I can't figure out what to plug in. I only have a data table including initial and final mass of a concentration and the molarity of the concentration.

asked by anonymous on September 20, 2018
65. ## chemistry

A sample of oxygen that occupies 2.5 × 10−6 mL at 508 mm Hg is subjected to a pressure of 1.2 atm. What will the ﬁnal volume of the sample be if the temperature is held constant? Answer in units of mL

asked by Anna on February 25, 2015
66. ## English

which of the following should you not do in the close of a job interview? A. give a final explanation for a weakness that you have. B. show enthusiasm for the job. C. summarize your accomplishments and strengths. D. smile and relax

asked by Donna on October 10, 2011
67. ## physics;changes in temp

A 4.0 kg gold bar at 97C is dropped into 0.27 kg of water at 22C. What is the final temperature? Assume the specific heat of gold is 129 J/kg C. Answer in units of C.

asked by sarah on January 21, 2011

Ashley, Jonathan, Sarah, Carlos, and Tanya all made the finals of the National Math Fair Competition last year. Before the final round began each one had to shake hands with all the others. How many handshakes were there? I am not really sure but the

asked by gianina on December 14, 2009
69. ## chemistry

If 150.0 g of Zinc at 100.0 C and 250.0g of liquid water at 10.0 C are mixed in an insulated container, what is the final temperature of the mixture? Czn= .39J/g C Cwater= 4.184J/g C Are we looking for the delta T? If we are, how do you find Q (joules)

asked by miyabi on November 30, 2015
70. ## COM 135

Review the importance of the four major areas with which a writer must be concerned in order to appeal to a reader’s visual sensibilities. What type of document design would be most effective for your final project? Explain your answer.

asked by dawn on March 3, 2008
71. ## History

Which identifies the Nazi paramilitary organization responsible for implementing the exterminations of the Final Solution? Gestapo Luftwaffe SS (Schutzstaffel) Brownshirts im confused i read thur the text but still can't find the answer but i believe it

asked by James on August 7, 2018
72. ## History

Which was a final action leading to U.S. participation in World War I? A. the bombing of Hawaii B. the addition of Mexico to the Allies C. unrestricted German attacks on submarines D.requests for support from England and France

asked by Iggy on February 23, 2015
73. ## chemistry

Determine the final temperature when 10g of steam at 100C mixes with 500g of water at 25C. I have 4.184x 10(100-x) + 40700 x 10= 500 x (x-25) x 4.18. The book has 10/18 instead of 10 on left hand side of equation. Why??

asked by Nancy on August 18, 2012
74. ## Chemistry

Suppose that in your experiment you conducted in lab you neglected to account for pressure due to water vapor in your collected sample of hydrogen gas. How, if at all, would this affect your final value of atomic weight of the metal?

asked by Lillian Nguyen on November 12, 2009
75. ## calculus

final question Consider the function F(x)=3x^4-5x+3 / X^4+1 Find: Domain Vertical,horizontal,or slant asymptotes x-intercept(s) y-itercept(s) symmetry(respect to x, y-axis or orgin) F’ (x) Critical numbers F” (x) Possible points of inflection

asked by marlyn on December 5, 2009
76. ## physics

A 500g copper at 100celsius is placed in a 200g water at 25celsius which is contained in an aluminum calorimeter that has a mass of 400g. If the final temperature of the whole system is 30celsius, find the specific heat of the lead.

asked by bits on September 29, 2016
77. ## Science

Which star shown on the luminosity and temperature of stars graph in the Earth Science Reference Tables is currently at the Sun's final predicted stage of development, and how do you know? a. Polaris b. Procyon B c. Sirius d. Rigel

asked by Angie on May 24, 2009
78. ## Physics

There is a rod that is 55 cm long and 1 cm in radius that carries a 8 uC charge that is ditributed uniformly over its entire length. What would be the magnitude of the electric filed 4.0 mm from the ord surface, not near either? So far I have

asked by Sammy on August 27, 2009
79. ## Physics

There are two particles of charge +Q located on the top left and bottom right corners of a square. What is the direction of the net electric field at the point on the bottom left corner of the square? And also what would be the general equation be for

asked by Joe on March 7, 2010
80. ## crime

Did the individuals involved follow the legal guidelines for searches? Why or why not? Did the exclusionary rule apply in this situation? Why or why not? Provide one example in which the exclusionary rule would apply if the individuals involved had done

asked by anna on February 21, 2018
81. ## AP Physics B

I'm unsure how to even start this problem or how I'm suppose to find out the distance at which destructive interference would occur... Two loudspeakers are 1.8 m apart. A person stands 3.0 m from one speaker and 3.5 m from the other. (a) What is the lowest

asked by AP Physics B on November 15, 2009
82. ## physics

three point particles are fixed in place in an xy plane. Particle A has mass mA = 3 g, particle B has mass 2.00mA, and particle C has mass 3.00mA. A fourth particle D, with mass 4.00mA, is to be placed near the other three particles. What (a) x coordinate

asked by Anonymous on January 2, 2011
83. ## word question in algebra

oh i think i see instead of ft/miles because i changed the 13 miles to ft it would be 0.61 ft/ft An airplane covered 13 miles of its route while decreasing its altitude by 42,000 feet. Find the slope of the airplane's line of descent. Round to the nearest

asked by carla on April 13, 2007
84. ## CHECK MY CHEMISTRY WORK PLEASE ASAP

1. You have been given a sample of unknown molarity. Calculate the molarity of a solution which has been prepared by dissolving 8.75 moles of sodium chloride in enough water to produce a solution of 6.22l. 2. You have a sample which consists of 428g sodium

asked by David on January 10, 2017
85. ## physics

In a student experiment, a constant-volume gas thermometer is calibrated in dry ice (−78.5°C ) and in boiling pentane (36.1°C). The separate pressures are 0.896 atm and 1.433 atm. Hint: Use the linear relationship P = A + BT, where A and B are

asked by shawn on December 13, 2014
86. ## physics

A railroad car of mass 26500 kg is released from rest in a railway switchyard and rolls to the bottom of a slope Hi =8 m below its original height. At the low point, it collides with and sticks to another car of mass 20000 kg. The two cars roll together up

asked by micha on February 22, 2011
87. ## physics

a wheel revolves about a fixed horizontal axis through O (the center). During a certain interval of time, the angular velocity (which initially is 20 rad per second clockwise) changes uniformly at such a rate that the angular displacement is 60 rad

asked by stan on January 31, 2011
88. ## Composition

Identify the main purpose of a persuasive essay and the elements necessary for it to be effective. Above is the question I had to answer. Here is what I wrote. I am looking for a second opinion if it reads well and covers the question adequately. Thanks...

asked by Jim on February 10, 2011
89. ## math

Write the integer that is represented by a point midway between -76 and 76 on the number line. Choose a nonzero integer for n to show that –n can be evaluated as a positive number. Scoring in Golf. A golfer played 8 rounds on a tournament course with the

asked by Anonymous on February 21, 2011
90. ## re:social studies

The Democratic point of view is that the Republicans are the party of "No," and progress will be severely impeded if Republicans gain a majority in Congress. Republicans will extend the tax cuts for everyone, including the rich. why though? The Republican

asked by gaby on September 19, 2010
91. ## Physics

An airplane dropping supplies to northern villages that are isolated by severe blizzards and cannot be reached by land vehicles. The airplane is flying at an altitude of 785m and at a constant horizontal velocity of 53.5 m/s. At what horizontal distance

asked by Han on October 4, 2014
92. ## History

Can someone please check my answers? :) 1. What was the greatest threat to a slave family’s stability? (1 point) the birth of a new baby an increase in cotton production *** a marriage in the slaveholder’s family the slaveholder’s acquisition of new

asked by Maggie on January 21, 2014
93. ## chemistry

When 0.752 g of Ca metal is added to 200.0 mL of 0.500 M HCl(aq), a temperature increase of 12.2C is observed. Assume the solution's final volume is 200.0 mL, the density is 1.00 g/mL, and the heat capacity is 4.184 J/gC. (Note: Pay attention to

asked by nickel on February 10, 2007
94. ## chemistry

suppose that an isotope of uninhexium Uuh under goes a succession of seven a -decay reactions what isotope would be the final product of these changes and show how u arrived at this answer and would the final product be a lanthanide,an actinide,atransition

asked by JILL on January 24, 2007
95. ## Geomentry

What is the converse of the theorem statement: If a line parallel to one side of a triangle intersects the other two sides, then it divides the two sides proportionally. If two sides of a triangle are divided in the same proportion, then the line

asked by Mack on April 3, 2007
96. ## math

speakeasy company offers customers a choice between 3 schemes:1st,a monthly charge of $15 + 5cents/ min.2nd,a monthly charge of$5 for the line rental +20 cents/min,3rd a(pay as you go) charge of 35cents/min with no monthly line rental charge.

asked by rima on May 10, 2010
97. ## Psy

I have read my reading materials and answered to the best of my understanding. If anyone could help I would appreciate it! Comparing Systems of Abnormality Psychologists use several different models to explain abnormal behavior. These different models have

asked by Tina on March 19, 2012
98. ## Maths

you have to solve the following by finding the value of x and y. can u help please? x+3(x+1)=2x 1+3(x-1)=4 2x-2(x+1)=5x 2(3x-1)=3(x-1) 4(y-1)+3(y+2)=5(y-4) 3y+7+3(y-1)=2(2y+6) These are exercises in standard algebraic manipulation of equations. Basically,

asked by number 420 on April 22, 2007
99. ## Language Arts

The arrow and the song poem 1 i shot an arrow into the air, 2 it fell to earth, i know not where; 3 for, so swiftly it flew, the sight 4 could not follow in its flight Part A Which form best describes the poem this excerpt is from A. lyric poem B. concrete

asked by SugarPie on February 23, 2017
100. ## Physics

A 50.0 kg parachutist jumps out of an airplane at a height of 1.00 km. The parachute opens, and the jumper lands on the ground with a speed of 5.00 m/s. By what amount was the jumper's mechanical energy reduced due to air resistance during this jump? so,

asked by Becca on December 5, 2006