# 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 13
1. ## Science - Start of Physics

Please help me with the following problem. Given below is the position-time graph representing motions of two runners, Nick and Ian. Use this graph to determine which runner has greater average velocity. I can't put the graph here, so the following should

2. ## Physics

A person walks first at a constant speed of 4.50 m/s along a straight line from point circled A to point circled B and then back along the line from circled B to circled A at a constant speed of 2.95 m/s. What is her average speed over the entire trip? I

asked by Marcus James on March 6, 2015
3. ## GEOMETRY PLS HELP

learning geometry i need to determine whether each pair of figures is similar. and explain why or why not: since I cant draw can you help me with this pls im so lost. 1) triangle xyz

asked by marko on January 31, 2012
4. ## math geometry help

learning geometry i need to determine whether each pair of figures is similar. and explain why or why not: since I cant draw can you help me with this pls im so lost. 1) triangle xyz

asked by marko on January 31, 2012
5. ## Algebra 1

Write an equation in point-slope form for the line through the given point with the given slope. (-4,6);m=3/4 (1 point) y-6=3/4x+4 y-6=3/4(x-4)*** y-6=3/4(x+4) y+6=3/4(x+4)

asked by Gabby on January 27, 2014
6. ## Physics

During a track event two runners, Mary, and Alice, round the last turn and head into the final stretch with Mary a distance d = 4.0 m in front of Alice. They are both running with the same speed of v0= 7.0 m/s. When the finish line is a distance L= 45.0 m

asked by Urgent help on September 12, 2013
7. ## Calculus

With y=f(x) (2x-10)^1/2 having a virtual line joined at point Q from the origin (0,0), determine the coordinates of point Q that maximises the angle of vision of an observer, situated at the origin, following the movement of point Q along the curve. Note

asked by Jim on November 15, 2011
8. ## Physics

We're studying projectile motion in my Physics class right now, and last week we went outside and hit tennis balls with a bat. Now we must make graphs showing the position of the ball in both the x and y directions. I must also explain why each line has

asked by Lindsay on November 11, 2007
9. ## physics

A quarterback takes the ball from the line of scrimmage, runs backwards for 9.0 yards, then runs sideways parallel to the line of scrimmage for 17.0 yards. At this point, he throws a 46.0-yard forward pass straight downfield, perpendicular to the line of

asked by Anonymous on September 27, 2015
10. ## Math

A quarterback takes the ball from the line of scrimmage, runs backwards for 5.0 yards, then runs sideways parallel to the line of scrimmage for 13.0 yards. At this point, he throws a 40.0 yard forward pass straight downfield, perpendicular to the line of

asked by Anonymous on September 21, 2009
11. ## Math

The figure shows an existing pipeline passing through two points. Plant WW is in existence at the point (4, 14). A new plant MM, is to be located on the Y-axis at a point such that the pipeline that will be constructed to connect Plant MM to the existing

asked by Samaira Singh on November 26, 2007
12. ## Algebra

Can you check my answer? 1. For the data in the table, dose y vary directly with X? If it dose write an equation for the direct variation.(X,y) (8,11) (16,22) (24,33) Yes y=2.75x Yes y=2.75x Yes y=0.6875x*** Yes y=1.375x No y dose not vary directly with X

asked by Anonymous on February 9, 2016
13. ## physics

The first graph you plotted is called a speed-time graph. However, information other than speed or time can be obtained from such graphs. (a) What does the area under the line of the graph represent? the distance traveled? (b) Write an equation to

asked by Anonymous on October 21, 2007
14. ## algebra

1. write an equation of the line that passes through the point and has the given slope. write the equation in slope-intercept form. a. (3,2), m=1/2 b. (-3,2), m=1/2 _______ answers: a. y=1/2x + 1/2 b. y=1/2x + 7/2 ______________________________________ 2.

asked by rachel on October 18, 2009
15. ## Pre Alg (Check my work?)

1.) In which Quadrant is the point (x,y) located if x is negative and y is positive? II III IV (MY ANSWER) I 2.) Point A(5,-10) is reflected over the Y axis. Write the coordinates of A'. (-8,-10) (8,10) (8,-10) MY CHOICE (-8,10) 3.) At the half-tame show,

asked by AudioslavedCobain182 on November 11, 2013
16. ## maths

Shyam wishes to determine the distance between two objects A and B but there is an obstacle between the two objects which prevents him from making a direct measurement. He design an ingenious way to overcome this difficulties. First, he fixes a pole at a

asked by naincy on September 3, 2016
17. ## Question

@Alex asked this question when I was on earlier: Let line l_1 be the graph of 5x + 8y = -9. Line l_2 is perpendicular to line l_1 and passes through the point (10,10). If line l_2 is the graph of the equation y=mx +b, then find m+b. I'm wondering like how

asked by Yuuna on September 4, 2017
18. ## Math

I have a question.. I have a 90.7% in math right now and I need to bring it up to a 93%. The only thing left is the final exam, which is worth 10% of your grade. Does anyone know a formula or a method that will allow me to calculate what I need on the

asked by John on June 18, 2007
19. ## Math

lynn plotted a point on a number line at -12 and tammy plotted a point at 25. The distance between their point can be calculated using the expression below. (-12-25) What is distance between their points? 37 13 -13** -37

asked by Help Ms.sue on January 25, 2017
20. ## calculus

find an expression for the function whose graph consists of the line segment from the point (2,2) to the point (-1,0) together with the top half of the circle with center the origin and radius 1

asked by bal on January 23, 2011
21. ## math

h worked the following problem incorrectly. Part 1) In which line was the mistake made? Part 2) Show your work and give the correct answer? Line 1 40 ÷ 5(3 − 1) − 4 Line 2 40 ÷ 5(2) − 4 Line 3 40 ÷ 10 − 4 Line 4 4 − 4 Line 5 0

asked by paige on March 21, 2012

Thanks,what abou this one? Use the Substitution method to solve the system of equations. x + y = 10 y = x + 8 follow the same principle for the first one and u'll get it u already have y = x + 8 Subst. that in the first eqn and just follow up from there

asked by Margie on November 2, 2006
23. ## Math

Find the equation of the line that has the same slope as the line through points (0,4) and (-5,7). But goes through point (-6,4) I don't get how to find the equation of the line

asked by David on February 9, 2017

I know this is probably a common "sob story" but because of health issues and some circumstances, I need help solving these questions. If you could explain it but also give your final answers it would be very much appreciated ^0^ (there are 10 question! I

asked by Rose on April 9, 2019
25. ## Calculus

Harold is in an airplane that is flying at a constant height of 4505 feet away from a fixed observation point. Maude, whose eyes are 5 feet from the ground, is standing at this point and watching the plane; the angle between her line of sight (the line

asked by Anonymous11 on March 28, 2017
26. ## math

4. What would the graph of y = x^2 + 1 look like? (1 point) a straight line a parabola a dotted line none of the above 5. What would the graph of 10/x look like? (1 point) a straight line a parabola a curve none of the above 6. What would the graph of y =

asked by Help plz on April 22, 2016
27. ## Statistic

Number of Absences Final Grade 0 93 1 93 2 77 3 68 4 65 5 54 - Find the correlation coefficient for the data. I got this part of my answer. I believe the answer to be -0.9767 I am just going crazy with the second part. - Find the equation for the

asked by Ashley S on October 18, 2012
28. ## Calculus

How do you find the original function given a point (a,b) and the equation of the line tangent to the graph of f(x) at (a,b). For example: The point is (4,-11) and 7x-3y=61 is the equation of the line tangent to the graph of f(x)

asked by Olivia on July 17, 2017
29. ## Algebra

i am having problems understanding.... i don't know how to put it so i will just put what the problem is Write the slope-intercept form of an equation of the line that passes through the given point and is parallel to the graph of each equation 13. (2,-7)

asked by Emmy on October 23, 2012
30. ## Geometry

Can I get help starting this exercise:- Let triangle ABC be such that AB is not congruent to AC. Let D be the point of intersection of the bisector of angle A and the perpendicular bisector of side BC. Let E, F, and G be the feet of the perpendicular

asked by Julie on October 20, 2009
31. ## Algebra

Before the final exam, a student has test scores of 72, 80, 65, 78, and 60. If the final exam counts as one-third of the final grade, what score must the student receive in order to have a final average of 76 percent? Thanks!!

asked by Serena on September 14, 2013
32. ## Algebra

I spent hours on this and I still cant figure it out please help me: Let L1 be the line passing through the points Q1=(4, 2, −3) and Q2=(5, 5, −5). Find a value of k so the line L2 passing through the point P1 = P1(3, 7, k) with direction

asked by shana on February 20, 2017
33. ## Math Linear Equations

Two lines are drawn on a co-ordinate axis. The equation of the first line is y=-2,and the equation of the other line is y=3x+1. What are the co-ordinates of their intersection point? I have been on this for hours and can't figure out how to do this. Please

asked by Cherie on January 2, 2015
34. ## algebra

Which choice is the equation of a line that passes through the point (–6, –2) and is perpendicular to the line represented by this equation? y = −3x + 1 A. 3x + y = 1 B. y = 1/3x C. y = −3x D. −3y = −x + 1 isn't the answer to this B, since the

35. ## calculus

Use the four-step process to find the slope of the tangent line to the graph of the function at the given point and determine an equation of the tangent line.f(x)= x^2 - 5x +2 (1, -2)

asked by Duane on October 20, 2014
36. ## Anatomy and Physiology

Hey! Thanks for checking my question out! ____ 4. A fluid-filled sac on the surface of the ovary is called a(n) (1 point) a) ovarian cyst. b) fibroid tumor. c) cystocele. d) ovarian cancer. My Answer: A Could someone please check my answer? Thanks! - Da

asked by Da Fash on November 9, 2017
37. ## math

graph the points in each group and connect each point with the next point using straight line segments. Do not connect the last point in one group with the first point in the next group.

asked by Dylan on September 25, 2011
38. ## Algebra

Write an equation in standard form (slope-intecept form) of the line passing through the pair of points (3,4) and (5,8) containing point (5,9) and parallel to the line.

asked by Jay on May 1, 2012
39. ## Math

A straight line x/a -y/b =1 passes through the point (8,6) and cuts off a triangle of area 12 units from the axes of coordinates .find the equation of straight line

asked by Anonymous on August 29, 2016
40. ## Algebra 1

write an equation of the line containing the point and perpendicular to the given line (4,-8); 2x+5y=4 I am having a very hard time, but I'm trying hard to study the steps for solving the problem. Profoundly, thank you.

asked by Esther on January 26, 2011
41. ## Math

Give the equation of the line that passes through point (1, 2) and is parallel to the line y + 6x -7 = 0. I have a really have issues trying to figure these out so if I could get a step by step break down on how to solve this it would be great.

asked by Anna on January 9, 2010
42. ## Applied Calculus......

Find the slope m of the tangent line to the graph of the function at the given point and determine an equation of the tangent line. f(x)=6x-5x^2 at (-2, -32) I have to use the four step process, but seem to be getting stuck...

asked by Jacob on February 7, 2013
43. ## Calculus

Use the four-step process to find the slope of the tangent line to the graph of the function at the given point and determine an equation of the tangent line. f(x) = -2x2-2x+1 (-1, -2)

asked by Duane on October 26, 2014
44. ## math

The blue line of best fit for boys intersects the vertical axis at 20 inches and the point (12.5, 25). Which equation best describes the boy's line of best fit?

asked by Sam on February 1, 2014
45. ## math

The blue line of best fit for boys intersects the vertical axis at 55 centimeters and the point (12.5, 70). What equation best describes the boy's line of best fit?

asked by notsayingname on October 25, 2016
46. ## Geometry

Line segment AB has a midpoint C Help? If AC=17 and AB = 5x-6, then find the value of x A. 34 B.8 C. 23/5 D. 20 Answer: D 2. Suppose the coordinate of p=2 and PQ=8 and PR=12. Whare are the possible mid point for line segment PQ?

asked by Victoria on January 10, 2013
47. ## Math

Find the equation of the straight line that passes through the points (−1, 5) and (5, −1). Find the coordinates of the point where this line crosses the y-axis.

asked by subash on May 22, 2010
48. ## geometry

Line segment AB has a midpoint C Help? If AC=17 and AB = 5x-6, then find the value of x A. 34 B.8 C. 23/5 D. 20 Answer: D 2. Suppose the coordinate of p=2 and PQ=8 and PR=12. Whare are the possible mid point for line segment PQ?

asked by Victoria on January 9, 2013
49. ## Geometry

Line segment AB has a midpoint C Help? If AC=17 and AB = 5x-6, then find the value of x A. 34 B.8 C. 23/5 D. 20 Answer: D 2. Suppose the coordinate of p=2 and PQ=8 and PR=12. Whare are the possible mid point for line segment PQ?

asked by Victoria on January 9, 2013
50. ## college alegebra

Can someone please help me!!!!!! Find th eequation of the line containing the point P and having the slope m. Write your answer in slope intercept form. Graph this line. P= (0,0) M = 0

asked by amy on November 16, 2011
51. ## Calc

The slope of the tangent line to the parabola y=4x2–3x+5 at the point where x=–5 is: (-43) The equation of this tangent line can be written in the form y=mx+b where m is: (-43) and where b is:_____________?

52. ## Calculus

Find the slope m of the tangent line to the graph of the function at the given point and determine an equation of the tangent line. f(x) = 7 x - 2 x^2 text( at ) \(-1,-9\) m = y =

asked by George A.J on January 31, 2011
53. ## math

The points A (7,6) and B (2,1) are 3 units and 2 units respectively from the line L and are on the opposite sides of L. Find the coordinates of the point where the interval AB crosses the line L.

asked by jess on January 6, 2011
54. ## Geometry

Line segment AB has a midpoint C Help? If AC=17 and AB = 5x-6, then find the value of x A. 34 B.8 C. 23/5 D. 20 Answer: D 2. Suppose the coordinate of p=2 and PQ=8 and PR=12. Whare are the possible mid point for line segment PQ?

asked by Victoria on January 10, 2013
55. ## Algebra2

the line perpendicular to 4y-2x=7/3 passing through (9, -2) write an equation for each line described express answer in point slope or slope intercept.

asked by Bo on February 4, 2018
56. ## math

Which of the following equations represents the equation for the line that is parallel to the given line and passes through the given point? y= 1/5 x - 10; (15, -16) A. y = -5x +19 B. y = 1/5x + 91/5 C. y = 1/5 x - 19 D. y = 5x - 19 I do know that to be

asked by Jane on April 11, 2012
57. ## Math

The line L has equation of 4x + 3y = 7. Find the equation of the line perpendicular to L which passes through the point of intersection of L and the y-axis. Give answer in ax + by + c = 0.

asked by Angie on December 9, 2012
58. ## Math

Find the equation of the straight line that passes through the points (−1, 5) and (5, −1). Find the coordinates of the point where this line crosses the y-axis

asked by Dave on June 11, 2010
59. ## Straight Lines

The axes being inclined at an angle of 30°, find the equation to the straight line which passes through the point(-2,3) and is perpendicular to the straight line y + 3x = 6

asked by Kewal on January 21, 2012
60. ## math

Business and finance. The following scores were recorded on a 200-point final examination:193, 185, 163, 186, 192, 135, 158, 174, 188, 172, 168, 183, 195, 165, 183.(a) Find the mean final examination score.(b) Find the median final examination score.(c) Is

asked by AUI on August 13, 2007
61. ## math

Hi I am looking for a certain number line for a test you guys should have a place in search so we all can show you if you have it then this web site will be poppen well i had a math qestion to it goes like this i had 55 apples and i got 100 more then i

asked by Anonymous on March 25, 2010
62. ## Physics

A basketball is thrown horizontally with an initial speed of 4.20 m/s. A straight line drawn from the point to the landing point makes an angle of 30.0 with the horizontal. what was the release height?

asked by Sean on March 13, 2008
63. ## calculus

A point moving on a coordinate line has position function s. Find the velocity and acceleration at the t, and describe the motion of the point during the indicated time interval s(t)=-2t^3+15t^2-24t-6 [0,5]

asked by Anonymous on July 7, 2012
64. ## REPOST!PLZ HELP!ALGEBRA!

You give up too easily. How? I posted how to get the answer below at the original question. OK but I replied... As did I. Well...I replied...again... Maybe you do understand this for horizontal lines. If you interchange x with y, vertical and horizontal

asked by DrBob222 on December 2, 2006
65. ## physics

Guys help with my physics please!!! Four 40-gram weights are suspended at the 13-cm 21-cm 35-cm and 74-cm marks of a uniform meter stick.if the stick is supported at the mid point what load must be suspended at the 82 cm mark to attain equilibrium please

asked by Jared on August 31, 2015
66. ## math

Find the point on the line 7x+5y−8=0 which is closest to the point (−1,−1).

asked by Ramin on October 24, 2017
67. ## Calculus

Find the point on the line 7x+5y−2=0 which is closest to the point (−6,−2).

asked by Robin on July 13, 2013
68. ## Math

Find the point on the line 7x+1y−2=0 which is closest to the point (−1,−3).

asked by Anonymous on March 7, 2017
69. ## calculus

Find the point on the line –3x+4y–5=0 which is closest to the point (0–5)

asked by Taylor on March 10, 2016
70. ## Caluclus

Find the point on the line 7x+1y−5=0 which is closest to the point (−2,−6).

asked by Tom on December 8, 2017
71. ## Calculus

Find the point on the line -6 x + 5 y - 1 =0 which is closest to the point ( -4, 1 )

asked by ryan on November 23, 2013
72. ## calculus

Find the point on the line 3 x + 2 y - 5 =0 which is closest to the point (4,5).

asked by sze on January 26, 2018
73. ## Calculus

Find the point on the line 2x+7y-6=0 which is closest to the point (-5,5.

asked by Joseph on November 13, 2011
74. ## Calc

Find the point on the line −4x+2y+4=0 which is closest to the point (1,−5).

asked by Anonymous on April 11, 2016
75. ## Calculus

Find the point on the line 7x+5y−2=0 which is closest to the point (−6,−2).

asked by Robin on July 15, 2013
76. ## Calculus

asked by Anonymous on August 8, 2013
77. ## Calculus

Find the point on the line -3 x + y + 4 =0 which is closest to the point ( -5, 0 ).

asked by Anonymous on October 27, 2011
78. ## calculus

Find the point on the line 2x+4y+7=0 which is closest to the point (4,−3).

asked by Emily on March 30, 2015
79. ## calculus

Find the point on the line 4x+2y+5=0 which is closest to the point (-2,-1)

asked by Anonymous on June 2, 2016
80. ## Calc

Find the point on the line 2 x + 7 y + 4 =0 which is closest to the point ( 0, 1 )

asked by Phil on April 5, 2009
81. ## Calculus

Find the point on the line 4x+3y-4=0 which is closest to the point (5,2)

asked by Morgan on June 18, 2013
82. ## help!

find the POINT on the line 6x+7y-5=0 which is closest to the point (2,2)

asked by Jane on April 20, 2011
83. ## Calculus

Find the point on the line -3 x + y - 4 =0 which is closest to the point ( -5, 0 ).

asked by Anonymous on October 27, 2011
84. ## Math

The coordinates of a point p(a,2a) of line of point m(2a,3) and n(4,3). Find the value of a

asked by Olushola on April 13, 2015
85. ## Calculus

Find the point on the line 6 x + 4 y - 1 =0 which is closest to the point ( 0, -1 ).

asked by Alessandra on November 4, 2014
86. ## Calculus

Find the point on the line 3 x + y - 5 =0 which is closest to the point ( -3, -3 ).

asked by Anonymous on October 26, 2011
87. ## calc

Find the point on the line 2 x + 6 y + 2 = 0 which is closest to the point ( 2, 0 ).

asked by sonia on November 21, 2012
88. ## calculus help amigos

Find the point on the line 5x+5y+7=0 which is closest to the point (3,−4)

asked by AMELIA on May 7, 2016
89. ## Math

Find the point on the line 1x+7y-4=0 which is closest to the point (-4,-6)

asked by Bob on November 14, 2012
90. ## Calculus

Find the point on the line -4x+7y+3=0 which is closest to the point(-5,-5)

asked by JAY Z on April 30, 2014
91. ## math

(a)Given the points P(3,5),Q(8,10)and R(8,0),find the equation of a line which is perpendicular to QR and passes through the mid point of QR. (b)The line 2x+3y=2 and 7x-3y=10 intersect at A . Find the equation of the line which passes through A and is

asked by JOJO on June 5, 2013

I'm very confused with what I'm learning about right now. We are kind of talking about slopes, functions, graphs, etc. Today, my teacher taught about midpoint and distance, and did not explain very well at all. Would someone please explain to me how to

asked by Celina on December 10, 2008
93. ## geometry

Shape is a trapezoid: LINE AC = 12dm LINE FD = 13dm LINE BE = 14dm LINE CG = 10dm This line makes the right angle of the triangle What is the area?

asked by beck on May 19, 2013
94. ## kinematics

these are two similar kinematics maths question which i don't know. Please help! 1)A particle moves in a straight line so that its distance, s metres, from a fixed point O is given by s = 2t^3 - 3t^2 - 12t + 6, where t is the time in seconds after passing

asked by zachary on June 19, 2009
95. ## Geometry

Three points are on a coordinate plane: A(1, 5), B(-2, -4), and C(6, -4). 1. Write an equation in point-slope form of the line with slope -1 that contains point C. 2. Write an equation in point-slope form of the line that contains points A an B. 3. Write

asked by Daniella on February 20, 2011
96. ## maths

Find the slope and the y- interceft of each line whose equation is given - 4x +y = 7 write a point slope equation for the line with slope that contains the given point. m = - 5/4,x(-2,6)

asked by ngo on March 26, 2011
97. ## Math

A lattice point is a point with integer coordinates. How many lattice points (x,y) with -100 less than or equal to x less than or equal to 100 and -100 less than or equal to y less than or equal to 100 are on the graph of the parametric equations x=30-40

asked by Bob on July 30, 2016
98. ## Computer science

What is the count for the instruction CountMe as a function of n for the fragment below? Line 1: j = 1 Line 2: while (j

asked by Vaibhav on September 4, 2016
99. ## calculus

Find the point on the curve y =2/3 〖√(18-x^2 )〗 (first quadrant) where a tangent line may be drawn so that the area of the triangle formed by the tangent line and the coordinate axes is a minimum.

asked by Anonymous on September 25, 2015
100. ## intermediate algebra

Find the equation of the line that pass through the given point and is perpendicular to the given line. Write in slope intercept form. (0,0), y + 3x = -12 would I subtract 3x from both sides? if so would the slope be -3x? m = 1/3 , (0,0) y-y1, m(x-x1)

asked by jennifer on November 3, 2008