# 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 55
1. ## math

The line passes through points (4,7) and (-5,-5), where the line intersects the y axis, what is the slope?

asked by Quarie on February 11, 2017
2. ## calculus

find an equation of the tangent line to the curve y = x √x that is parallel to the line y = 1 + 3x.

asked by Sasha on October 6, 2010
3. ## geometry

check my answer please!! find the image of o(-2 -1) after two reflections, first across the line y=-5, and then across the line x=1. (-2,-1) (-1,-6)# (4,-9) (1,-5)

asked by tj on October 5, 2015
4. ## SAT Math

The line passes through points (4,7) and (-5,-5), where the line intersects the y axis, what is the slope? 1/3 or 2/3 or 3/2 or 1/2

asked by Quarie on March 1, 2017
5. ## algebra

find the slope of a line that is parallel to the line containing the points (3,4) and (2,6) A.) m=1 B.) m=2 C.)-2 D.) m=1/2 I think the answer is d

asked by kk on February 1, 2017
6. ## Math

Write an equation of the line satisfying the given conditions. 45) Horizontal line through ( -2, -5)

asked by Anonymous on April 28, 2010
7. ## math

find the slope of the given line if it is defind. the line through (2,5) and (0,8) please show work

asked by jackie on January 26, 2013
8. ## Pre-Calculus

Determine the equation of a line that passes through (2,2) and is parallel to the line tangent to y=3x^3-2x at (-1,5)?

asked by Sarah on February 12, 2013
9. ## Geometry

Find the slope of a line perpendicular to the line passing through the given points P(6,-1),Q(3,-2). -3?

asked by Lily on August 5, 2011
10. ## Algebra 1

Write the equation of the line with slope 4 and y-intercept (0,-5).Then graph the line.

asked by Cynthia on September 17, 2007
11. ## Algebra 1

Quadrilateral ABCD has vertices A(-2,1), B(3,3), C(5,7), and D(0,5). Determine whether line AC is perpendicular to line BD.

asked by Ryan on February 10, 2011
12. ## precalc

9.) Write an equation of the line that passes through (-2,3) & is @parallel b) perpendicular to the line y=-4x+1

asked by Johni on August 26, 2015
13. ## math

Write an equation of the line satisfying the given conditions. A line perpendicular to y=2+3x

asked by rmz on February 22, 2010
14. ## collge calculus

find an equation of the tangent line to the curve y= x(x)^(1/2) that is parallel to the line y=1+3x

asked by Anonymous on November 1, 2011
15. ## Algebra

Write an equation of the line satisfying the given conditions. Horizontal line through ( -2, -5)

asked by Rene on January 17, 2010
16. ## algebra

Which equation produces a line that is perpendicular to the line represented by the function below? y = 2/5x + 9 A. 5x + 2y = 4 B. 2x - 5y = 8 C. 5x - 2y = -3 D. 2x + 5y = -7

asked by caduceus on November 10, 2013
17. ## Algebra 1

Write the equation of a line that is perpendicular to the given line and that passes through the given points. y-2 = - 1/4(x+3), (-3,5)

asked by Steve on December 29, 2014
18. ## Algebra

determine if the equation of the line f(x) = x + 1 a function using the Vertical Line Test?

asked by laura Mills on March 5, 2011
19. ## Algebra2

Check? Find the slope of the line that is a) parallel and b) perpendicular to the given line. 1.x=-8 = 1/2x ; 3/7y 2.y=10 =2/3x ; 2/5y

asked by Nessa on November 29, 2012
20. ## math

Post a 50-word response to the following: Explain why the line x = 4 is a vertical line.

asked by scooby91320002 on May 30, 2009

what would the graph of y=x^2+1 look like? A: a straight line B: a parabola C: a dotted line D: none of the above I think b plz help!

asked by reality check on February 16, 2016
22. ## Algebra 2

Create multiple representations of each line described below A line with slope 4 and y intercept -6

asked by Melissa on October 13, 2015
23. ## maths

two points A(-3;-8)AND B(2;7)LIE ON A STRAIGHT LINE CALCULATE THE GRADIENT OF LINE AB

asked by maso on September 10, 2015
24. ## calculus

Find an equation of the normal line to the parabola y = x2 − 7x + 5 that is parallel to the line x − 3y = 3.

asked by Shayne on September 14, 2011
25. ## geometry

What is the image of A(3,-1) after a reflection, first across the line y=3, and then across the line x=-1? I believe (3,-1) but not real sure, doesn't the x stay the same?

asked by Brandon on March 5, 2012
26. ## Honors Geometry

Okay, on a number line I have points A,B, C, D, E, F, and G. If AG is different from GA, how many different names can you give the line? My question is: How can AG be different from GA?

asked by Carsyn on September 1, 2010
27. ## algebra2

What is the equation of the line passing through (1, 7) and parallel to the line y = –x + 5 in standard form?

asked by Rayniya on November 21, 2010
28. ## algebra

write the equation of the line that is parallel ot the line x + Y =-2 and passed through the origin.

asked by ER on January 21, 2015
29. ## Geometry

Write an equation for line k that is perpendicular to line j and passes through points (1,1)

asked by Anonymous on March 18, 2010
30. ## Geometry

PB is a line segment on a number line. It has endpoints at -2 and 12. What is the coordinate of its midpoint?

asked by Kayla on September 11, 2017
31. ## math

find the equation of the line containing the points (2, -3) and has a slope perpendicular to the line 3x-5y+6=0

asked by cyrus on February 7, 2008
32. ## geometry

11. Show your work. PB is a line segment on a number line. It had endpoints at -2

asked by Dokkan on August 29, 2017
33. ## Analytic geometry

Find the equation of the line parallel to the line joining (-3,-1) and (4,-3) and having y-intercept 2.

asked by Faisal on May 13, 2019
34. ## Algebra

Find the slope of any line perpendicular to the line through the points (0, 5) and (-3, -4). Show work Find the slope of the line through the two points: slope= (y2-y1)/(x2-x1) you do that. Now the slope of the line perpendicular to this is the negative

asked by Linda on May 20, 2007
35. ## Geometry

I need help with these problems: 11. The 2 captains of the school football team meet with the 3 captains of another team for the coin toss. If each captain shakes hands with each captain from the opposing team, how many different handshakes occur? 14. Find

asked by mysterychicken on June 17, 2012
36. ## The Cruicible

Hey!! I am looking for an idea for a skit on a modern version of The Crucible (e.i a skit regarding mass hysteria, it could be somewhat based on historical events) I am NOT LOOKING FOR AN ACTUAL SKIT i am only looking for ideas since i am really having

asked by ME on June 8, 2009
37. ## world history - NEED SERIOUS HELP

hey somebody please help me!! were told to make a front page newspaper on the following : italian renaissance renaissance society creativity in the renaissance protestant reformation spread of protestantism where can i get articles about this ?

asked by Naila on December 7, 2013
38. ## math

1. Which figure has rotational symmetry? (1 point) diamond sideways t polygon... polygon 2. Indicate whether the following statement is true or false. If a figure can be translated, then it will tessellate. (1 point) True, all translations are

asked by miss sue help me please check my awnswers on May 17, 2017
39. ## physics

Point X and Y are 30.0 mm and 58.0 mm away from a charge of +8.0 C. a. How much work must be done in moving a +2.0 C charge from point Y to point X? b. What is the potential difference between points X and Y? c. Which point is at the higher

asked by myra on May 16, 2012
40. ## Math

The coordinates of a point on a coordinate grid are (−3, 7). The point is reflected across the x-axis to obtain a new point. The coordinates of the reflected point are A. (−3, −7) B. (3, −7) C. (−3, 7) D. (3, 7) I think the answer is A

asked by Dylan on November 28, 2017
41. ## physics

Point X and Y are 30.0 mm and 58.0 mm away from a charge of +8.0 C. a. How much work must be done in moving a +2.0 C charge from point Y to point X? b. What is the potential difference between points X and Y? c. Which point is at the higher

asked by myra on May 15, 2012
42. ## algebra

1. Which number makes this equation true? v 2 + 10v + 16 = (v + 8)(v + ?) (1 point) 2 4 6 8 2. What is the factored form of x 2 + 6x + 8? (1 point) (x + 5)(x + 3) (x + 4)(x + 2) (x + 7)(x + 1) (x + 3)(x + 3) 3. What is the factored form of x 2 – 7x + 12?

asked by fluffy on February 4, 2014
43. ## physics

A swimmer heads directly across a river, swimming at 1.5 m/s relative to the water. She arrives at a point 30 m downstream from the point directly across the river, which is 87 m wide. (c) In what direction should the swimmer head so as to arrive at the

asked by Danielle on August 9, 2014
44. ## Statisitics

In a large section of a Chemistry class, the points for the final exam are normally distributed, with a mean of 72, and a variance of 81. Grades are to be assigned according to the following rule: the top 10% receive As, the next 20% receive Bs, the middle

asked by Hulio on March 28, 2013
45. ## AP Chem (Conceptual Questions)

Hey guys! If you could just please, look over a few of these conceptual problems because I'm pretty confused? (I put what I think is the answer below each question). Thank you for any help in advance!!!! A.Which statement *does not* apply to a

asked by Allie on November 1, 2015
46. ## Physics

A speedboat moves on a lake with initial velocity vector v1,x = 8.57 m/s and v1,y = -2.61 m/s, then accelerates for 6.67 seconds at an average acceleration of aav,x = -0.105 m/s2 and aav,y = 0.101 m/s2. What are the components of the speedboat\'s final

asked by Breauna on February 13, 2015
47. ## math (horizontal tangent line)

Determine the point(s) if any at which the graph of the function has a horizontal tangent line. y=x^3+x I graphed this function out and it looks like there isn't any horizontal tangents. Am I correct or am I forgeting something? I tried finding the

asked by Ray on October 22, 2016
48. ## Parametrics

A bowling ball is rolled down and alley with a constant velocity of 1.4m/sec. at an angle of 86deg. To the starting line. The position of the person throwing the bowling ball can be represented by the point (0,0). Where is the ball after 8 seconds?

asked by Chris on May 16, 2018
49. ## Physics

A white billiard ball with mass mw = 1.43 kg is moving directly to the right with a speed of v = 3.4 m/s and collides elastically with a black billiard ball with the same mass mb = 1.43 kg that is initially at rest. The two collide elastically and the

asked by MUHAMMAD JUNAID on March 26, 2019
50. ## HCA 220

I need help with a draft of final presentation it's due Tuesday and I need help with my final project: medical storyboard presentation. I have to create 15 to 20 slides for my powerpoint. It's about an episode of a medical drama or documentary. I have to

asked by Markella Smith on August 16, 2009
51. ## Physics

The work done by one mole of a monatomic ideal gas (gamma=5/3) in expanding adiabatically is 964 J. The initial temperature and volume of the gas are 395 K and .0848 m^3. Obtain a) the final temperature and b) the final volume of the gas.

asked by Mark on December 6, 2017
52. ## Physics

A car with a mass of 100 kg, with initial v = 1 m/s, has 60 Joules of energy added for 50 m. What is the final velocty? I'm using KE = 1/2 mv^2 to find initial KE. Then add 600 J to this for the final KE. Thus, W = KFf - KEi; KEf = W + KEi and KEf =

asked by Jack on January 17, 2010
53. ## Charges

Three point charges are placed along a straight line with successive charges being 3.0 m apart. The central one has a charge of −3.0 μC, whilst the outer two have charges of +3.0 μC each. If the charges are separated by a vacuum, calculate the

asked by Anon on May 26, 2018
54. ## Social Studies

Why or what caused the Indus Valley civilization to disappear? A. flooding B. drought C. foreign invaders D. no known cause I know it isn't B because they built mounds to block the flooding. It could be B, C, or D. I am leaning towards C. Can you guys help

asked by Bri on September 26, 2018
55. ## math

Hello! My name is Robert and I am in 6th grade. I have a question about my homework and my mom and dad cant help u because they are still at work and i need help.Can you please tell me what a division problem that has the same answer as 4.65 divided by

asked by Robert on October 13, 2010
56. ## English HS

I have to write a paper on my ethical and moral values. I don't know where to begin! I know I should look at my parents and upbringing but I feel I was ingrained and I don't know how to explain that! any tips are great. Thank you guys

asked by TY on February 5, 2011

OK so can u guys help me compare/contrast A Tale of Two Cities to A Christmas Carol by Charles Dickens.. like compare characters,plot,theme,or writing style.. thx

asked by SkaterGirl on January 2, 2011
58. ## Geometry

1) In the diagram above, line a is parallel to line b. Which theorem or postulate allows you to conclude that angle 6 is equal to 8? , line a is parallel to line b. Which of the following can you conclude based on the Alternate Interior Angles Theorem?

asked by kay on January 15, 2012
59. ## Research Paper (Report)

How am I supposed to write very beginning of the essay? Generally, a thesis statement will appear in the introduction to the essay, which is the first paragraph or section of the essay introducing your topic. Aim for a clear, strong introduction that sets

asked by Cam on September 22, 2006
60. ## Physics

A ball is rolled up a ramp from the point B shown below, with an initial speed of 5 miles per hour. It continues up the ramp to point C before it begins to roll back down. Throughout the motion up and down the ramp, the ball maintains a constant

asked by Luul on October 18, 2013
61. ## ?

u guys skip the ones you don't know or you just don't want to help? just askin

asked by ugs on January 20, 2011
62. ## Chemistry Honors

In a science lab, acids and bases are often stored in high concentration "stock" bottles and then diluted as needed. If 100 mL of a 12 M solution of HCl is diluted to a final volume of 500 mL, what would be the final concentration of the diluted HCl?

asked by Amber M. on June 2, 2018
63. ## trig

Points A and B are 150 m apart on one bank of a river. Point C is on the other bank of the river. The line of sight distance from A to C forms an angle and 28 degrees with the AB side of the river bank and the line of sight distance form B to C forms an

asked by Ansley on December 19, 2010
64. ## physics

a graphic artist is craeting a a logo for her company's website. in the graphicics program she is using , each pixel in an image file has coordinates (x,y), where the origin(0,0) is at the left top corner of the image, the x-axis points to the right and

asked by khalipa on March 20, 2010
65. ## General Chemistry

A student dissolved 4.00 g of Co(NO3)2 in enough water to make 100. mL of stock solution. He took 4.00 mL of the stock solution and then diluted it with water to give 275. mL of a final solution. How many grams of NO3- ion are there in the final solution?

asked by Dave on October 12, 2010
66. ## Algebra

I have to find the equation for the line that passes through (4,3) and (6,2) How would I solve this. Into point slope form Into slope intercept form I got the slope each is -1/2 then I got y=-1/2x + b How would I get b?

asked by Amy~ on August 31, 2010
67. ## math

Determine the value of k in y=kx^2-5x+2 hat will result in the intersection of the line y=-3x+4 with the quadratic at a) two points (1 mark) b) one points (1 mark) c) no point (1 mark)

asked by Alex on January 22, 2015
68. ## physics

The work done by one mole of a monatomic ideal gas () in expanding adiabatically is 825 J. The initial temperature and volume of the gas are 393 K and 0.100 m3. Obtain (a) the final temperature and (b) the final volume of the gas.

asked by kels on June 9, 2010
69. ## science

The work done by one mole of a monatomic ideal gas (y=5/3) in expanding adiabatically is 825 J. The initial temperature and volume of the gas are 393 K and 0.100 m3. Obtain (a) the final temperature and (b) the final volume of the gas.

asked by kels on June 9, 2010
70. ## Science

How do I make 5 ml of a final concentration of 20 ug/ml of reagent A in 10% reagent B/ 1X reagent C? Note: The stock of reagent A is at 1 mg/ml. Reagent C is purchased as 1X. Use the stock of undiluted Reagent B. How do I go about doing this and what will

asked by Chris on December 9, 2006
71. ## Chemistry

If your solution’s final volume of 32.55 mL yields 3.6 grams of AgCl, determine the Molarity of the final solution. Also, how many milliliters of a 1.85 M solution of AgNO3 did you add to an excess of aqueous NaCl to provide the 3.6 grams of AgCl?

asked by Shoba on March 26, 2013
72. ## 11th Grade physics

Multiple choice (show your work if any):  1) Two point charges q1=-10^-5 C and q2=-9×10^-5 C are placed respectively at two points A and B 40 cm apart. The electric field is null at a point C of [AB] such that :  a) AC=50cm b) AC=10cm c) AC=20cm d)

asked by vicky on March 14, 2016
73. ## 11th grade physics

Multiple choice (show your work if any): 1) Two point charges q1=-10^-5 C and q2=-9×10^-5 C are placed respectively at two points A and B 40 cm apart. The electric field is null at a point C of [AB] such that : a) AC=50cm b) AC=10cm c) AC=20cm d) point C

asked by vicky on March 14, 2016
74. ## 11th grade physics

Multiple choice (show your work if any):  1) Two point charges q1=-10^-5 C and q2=-9×10^-5 C are placed respectively at two points A and B 40 cm apart. The electric field is null at a point C of [AB] such that :  a) AC=50cm b) AC=10cm c) AC=20cm d)

asked by vicky on March 14, 2016
75. ## Math; Solve by Graphing

Which description best describes the solution to the following system of equations? y = −x + 4 y = 3x + 3 Line y = −x + 4 intersects the line y = 3x + 3. Lines y = −x + 4 and y = 3x + 3 intersect the x-axis. Lines y = −x + 4 and y = 3x + 3

asked by Pickle on May 23, 2016
76. ## Math Help

Directions are that i have to solve the equation and graph it using words.I have to include whether itis a solid or dotted line and which way the shading is. Problem: -2x+3y

asked by Erica on June 13, 2007
77. ## Physics

A particular Ferris wheel (a rigid wheel rotating in a vertical plane about a horizontal axis) at a local carnival has a radius of 20.0 m and it completes 1 revolution in 9.84 seconds. (a) What is the speed (m/s) of a point on the edge of the wheel? Using

asked by waqas on August 6, 2011
78. ## MATH

These are my last few question that I need help with PLEASE STAY WITH ME MS. SUE 1. In 2012, the total population of Florida was 3,158,697 people. What was the population in scientific notation, approximately? A. 3.2 * 10^5 B. 3.2 * 10^6 C. 3.2 * 10^7 D.

asked by Steve on November 20, 2016
79. ## physics

A block starts with a speed of 18.0 m/s and slides for a distance of 2.2 m down a 40° ramp (muk = 0.43). What is its final speed? (m/s) Thanks for suggeting the following solution. The block starts with an initial speed of 18.0 m/s.Does it have any

asked by sandhu on November 28, 2010
80. ## Physics

a block of mass 2kg moves on a frictionless inline (none of the forces on the block are shown). its initial velocity is v initial=3m/s, and it slides a vertical distance h=10m up the slope and its final velocity is v final=2m/s. find the external work done

asked by S on February 25, 2016
81. ## Calculus

Given that y=x^(5/2)- x^(-1/2) . a) Find the coordinates where the tangent line is parallel to the line y-4x-4=0. b) Find the coordinates where the tangent line is perpendicular to the line 2y-3x-12=0.

asked by Alia on October 17, 2011
82. ## English

"The Yellow Wallpaper" by Charlotte Perkins Gilman Can someone check to see if these are right? Much appreciated. I tried to include the quotes to make it a little easier. 1. The narrator's attitude towards the setting in lines 1-5 is best described as ? "

asked by Allie on October 27, 2016
83. ## 1 question LA AM I RIGHT?

"The River" 1 I sit on the bank in my special place, 2 Feel the breeze that lifts my hair, 3 And watch the ripples run across the river. 4 It is so peaceful here. 5 Deep enough to justify a fishing pole, 6 Quiet enough for my every thought, 7 The perfect

asked by Linda on April 6, 2015
84. ## Englsih

Hey, can someone help me come up with examples for Aphorism speech plzzzz I came up with 3 I need 4 more!? "It is better to remain silent and be thought a fool than to speak out and remove all doubt" Here is the quote I am working on and it would be nice

asked by Sam on February 3, 2018
85. ## History

Hey, I need to Stretch this Question into about Half a Page, Now .. , Any answers on this Question, To either help me get my Report done, Or someone to actually do it for me would be appreciated. Q. The Twenty first century, Will never see the Rise of an

asked by Anonymous on August 3, 2008
86. ## English

________, studies by scientists have found a fly's brain can process information faster than nearly any living creature Which transitional phrase would most appropriately connect the paragraphs? a.) In fact, b.) On one hand, c.) For example, d.) For this

asked by Help! on January 13, 2016
87. ## The lord of the flies-English

Really need your guys help! Please answer! I cant figure it out! Chapter 12- 1) Why is percival unable to remember his name and address? 2) What does Ralph say to the twins when they refuse to help him? I would be so grateful if you helped me out! :D

asked by Help! on November 21, 2006
88. ## Translation with vectors

Thanks for reading this! A triangular prism has vertices at A(2,-1,-1) B(2,1,4) C(2,2,-1) D(-1,-1,-1) E(-1,1,4), and F(-1,2,-1)? This question has two parts: 1 - Which image point has the coordinates (-3,2,1) after a translation using the vector I'm

asked by For Reiny on April 26, 2012
89. ## Vertices - Reflections&Tranlations?

Thanks for reading this! A triangular prism has vertices at A(2,-1,-1) B(2,1,4) C(2,2,-1) D(-1,-1,-1) E(-1,1,4), and F(-1,2,-1)? This question has two parts: 1 - Which image point has the coordinates (-3,2,1) after a translation using the vector I'm

asked by Tabby on April 28, 2012
90. ## Reiny Or Damon?

Thanks for reading this! A triangular prism has vertices at A(2,-1,-1) B(2,1,4) C(2,2,-1) D(-1,-1,-1) E(-1,1,4), and F(-1,2,-1)? This question has two parts: 1 - Which image point has the coordinates (-3,2,1) after a translation using the vector I'm

asked by For Reiny on April 26, 2012
91. ## Reiny Damon Bobpursley?

Thanks for reading this! A triangular prism has vertices at A(2,-1,-1) B(2,1,4) C(2,2,-1) D(-1,-1,-1) E(-1,1,4), and F(-1,2,-1)? This question has two parts: 1 - Which image point has the coordinates (-3,2,1) after a translation using the vector I'm

asked by Tabby on April 27, 2012
92. ## Graphing

The line l1 passes through the points (3,-3) and (-5,2). The line is the graph of the equation Ax + By = C, where A, B, and C are integers with greatest common divisor 1, and A is positive. Find A + B+ C.

asked by Jeffrey on December 31, 2014
93. ## Algebra 1 (Reiny or Kuai)

1. Show that ABCD is a trapezoid. (A: (-2, 5); B: (4, 5); C: (6,2); D: (2, -1)). 2. Write an equation in slope-intercept form for the line that passes through (5,0) and is perpendicular to the line given by y = -5/2x + 6.

asked by Please, help me! on December 2, 2013
94. ## math

Which of the following integrals computes the volume of the solid formed by revolving the region bounded by the graph of y = Ln(x), the x-axis, and the line x = 3 about the line x = 3?

asked by anonymous on April 27, 2011
95. ## Algebra 1 (Reiny or Kuai)

1. Show that ABCD is a trapezoid. (A: (-2, 5); B: (4, 5); C: (6,2); D: (2, -1)). 2. Write an equation in slope-intercept form for the line that passes through (5,0) and is perpendicular to the line given by y = -5/2x + 6.

asked by Anonymous on December 2, 2013
96. ## math

no more than 12 people can enter the haunted house every 10 minutes. which inequality represent the situation? A. a < 12 B. a

asked by I NEED HELP FAST!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!! on May 20, 2014
97. ## math

the graphs of line a b are shown on this coordinate grid. choose the equation in the box that best describes each line, and fill in the blanks below.

asked by branden on December 29, 2013
98. ## Math

Don't understand what they want for a answer. Given the equation of a nonvertical line, explain how to find the slope without finding two points on the line.

asked by Tammie on March 2, 2011
99. ## acrostic poem

write an acrostic poem about summer vacation. begin each line with a word or phrase that starts with the letter on that line v ---------- a ---------- c ---------- a ---------- t ---------- i ---------- o ---------- n ----------

asked by malvika on May 28, 2011
100. ## Modeling Data with Lines 7 question quiz

1.WHich line models the data points better and why? 2.Acording to the blue line, what would you estimate the score was after 3 weeks of practice? My answers are B and D

asked by Jesica on February 9, 2017