How to sketch graph of

9,949 results, page 74
  1. Algerbra

    Write the equation of the circle in standard form. Find the center, radius, intercepts, and graph the circle. x2+y2+16x−18y+145=25 Standard form (x-h)^2 +(y-k)^2 k
  2. Math

    which display is best to determine the relationship between the number of hours worked and the amount of money paid? A)histogram with intervals of 5 B)histogram with intervals of 3 C)line plot D)line graph I think it would be D
  3. Parabola

    A parabola has been drawn on a graph but there is information missing. The equation has not been written on the curve. It has a minimum turning point, a y intercept of +6 and cuts the x-axis at +2 and +# Determine the equation to the curve
  4. Algebra

    Rene used a $4 off coupon to buy bows which cost $2 each. Write an inequality rene could use to determine the number of bows she can buy if she plans to spen more that $8. Then graph the solution set
  5. math

    Use the table, graph, and equation to answer the following questions about three different sub shops. 1. What is the unit rate for Fred’s Sub Shop? 2. What is the slope-intercept equation for the cost of a sub at Fred’s Sub Shop? y = 2x y = 10x y = 5x
  6. Calculus

    The expression dy/dx = x*(cube root y) gives the slope at any point of the graph of the function f(x) where f(2) = 8. A. Write the equation of the tangent line to f(x) and any point (2,8). B. Write an expression for f(x) in terms of x. C. What is the
  7. math 115

    graph shows the yearly food cost for a family. 30% of the food cost rom 2002 was spent at restaurants. How much money did they spend that year at restaurants?
  8. Calculus: for mathmate

    Find the slope of the tangent line to the graph of the given function at any point: 1. f(x)= 13 I understand that you said the tangent to the line is the coefficient of x, but what would be the slope of this problem. For problems like this are there
  9. Math

    which display is best to determine the relationship between the number of hours worked and the amount of money paid? A)Histogram with intervals of 5 B)Histogram with intervals of 3 C)Line plot D)Line graph I think it is D
  10. math30

    The mass of a radioactive sample is represented in the graph below. The initial mass of 32 mg decays to 8 mg after 21 hours. 1)What is the half-life of the radioactive sample, in minutes? 2)Solve each equation. a. 4 8x-1 = 8 b. 3^(2x-5) = 1/27x
  11. Science

    The two variables of interest in this lab are: "percent change in mass" of bag and "sucrose molarity" in the bag solution. On a graph of these two variables, which would be the independent variable, and which would be the dependent variable?
  12. math

    If I have an equation, q(x) = x, and I have to identify what the graph of that would look like, isn't it just going to be a straight line? There are two straight lines to choose from -- one is horizontal across the x-axis on the 1, and the other is
  13. college algebra

    A rectangle is bounded by the x-and y- axes and the graph of y = -1/2x + 4. a.) Find the area of the rectangle as a function of x. b.) Complete the following table x area 1 2 4 6 7 c.) What is the domain of this function?
  14. science

    I did a physics experiment and now i need help with the matlab fit. can someone tell me how to do this fit in matlab? a1*[sin(a2(x-a3))/(a2(x-a3)]^2*[cos(a4(x-a3))]^2 i have a program that fits a graph to a function i just ask how to write this function.
  15. Math

    if there are 60 sixth graders how many sixth graders owned cats (there is a circle graph showing: Reptiles:5%, Birds:5%, Fish: 10%, Cats: 35%, and dogs: 45%)
  16. math

    if there are 60 sixth graders how many sixth graders owned cats (there is a circle graph showing: Reptiles:5%, Birds:5%, Fish: 10%, Cats: 35%, and dogs: 45%)
  17. college algebra

    A rectangle is bounded by the x-and y- axes and the graph of y = -1/2x + 4. a.) Find the area of the rectangle as a function of x. b.) Complete the following table x area 1 2 4 6 7 c.) What is the domain of this function?
  18. Algebra

    I am not too sure about this problem. Can you please help me? Graph the ellipse and locate the foci. 9x^2=144-16y^2 I got (- squareroot 7, 0) and (squareroot 7,0), but I was looking at one problem in one book similar to it, and it had the answer as (0, -
  19. math

    You have $270 in your bank account. You plan to save $80 from your paycheck each week. Which graph shows your bank account balance at the end of each week?
  20. calculus

    Use a graph to estimate the limit: lim θ->0 (sin(5θ)/θ) Note: θ is measured in radians. All angles will be in radians in this class unless otherwise specified.
  21. Algebra

    For each equation, determine whether its graph is symmetric with respect to the -axis, the -axis, and the origin. 4y^4+24x^2=28 and y=1/x^2+5 Check all symmetries that apply x-axis,y-axis,origin or non of the above.
  22. Algebra II

    Describe the end behavior of the graph of the polynomial function by completing these statements: f(x)→? as x→-∞ and f(x)→? as x→+∞. 1. f(x)=-(x^2)+1 2. f(x)==10x^3
  23. Algebra

    How do you graph the inequality when y.is equal to or lees than 1/4+1 That means y is less than or equal to 5/4. Draw a horizontal line at y=5/4 and shade the region below it. That is the region that satisfies the inequality.
  24. CALCULUS HELP

    Write the equation of the tangent line to the graph of the function at the indicated point. Check the reasonableness of your answer by graphing both the function and the tangent line. Y=(x-2)/(15-x^2) x=-4 HOW DO WE DO THIS
  25. Math

    Let's say I had a graph for some experiment that we thought was modelled by a = bcd + g. If we perform an experiment and plot a vs. c, what do we expect the slope and intercept to be? Would intercept = g and slope = b ? If that's right, what would d
  26. Math (precalculus)

    A rectangle has one corner on the graph of y=f(x)=33-3x^2, another at the origin, a third on the positive y-axis, and the fourth on the positive x-axis. Express the area, A, of the rectangle as a function of x=2
  27. Calculus

    I have a graph of f(x) which I cant post here, but would like some help with concepts. lim f(x) = L x->a I already found the limit for different values of a. Now I need to find the value of f(a) at each point. So is f(a) = lim f(x) x->a So f(a) is
  28. Physics

    When a high-speed passenger train traveling at 124 km/h rounds a bend, the engineer is shocked to see that a locomotive has improperly entered onto the track from a siding and is a distance D=666 m ahead. The locomotive is moving at 21 km/. The engineer of
  29. pre algebra

    1. Solve the equation. –9v – 5 = –95 (1 point) 17 11 10 –10 2. Solve the equation. x over four – 5 = –8 (1 point) –27 –12 –7 12 3. Solve the equation. p over five + 6 = 10 (1 point) 44 30 20 –20 4. Solve the equation. –2(m – 30) =
  30. Chemistry

    I had to make a graph using lnK vs 1/T and find the slope. The slope was -1.23e4 and now I have to find Ea. Do I divide the slope by R?
  31. calculus

    Draw the graph of the function (qualitatively accurate). y=x+1−−−−−√/(x−b),1<b<2
  32. algebra

    Solve the system of linear equations by graphing 3x+y=0 2x-y=5 Graph the system What is the solution of the system of equations?
  33. Math

    Find the limit f(x) = -(x^2)/(x+3) a) lim f(x) x-3^- b) lim f(x) x-3^+ c) lim f(x) x-3 I know that a is dne because of the graph and that b is -infinity. And that c is dne because they are not the same. But I do not know how to do this algebraically. Thank
  34. Chemistry(Please help)

    I had to make a graph using lnK vs 1/T and find the slope. The slope was -1.23e4 and now I have to find Ea. Do I divide the slope by R
  35. Trig

    If 0 ≤ x ≤ 2π, which equation is a line of symmetry for the graph of y = cos x? x = 0 x = 2π x = π y = 0
  36. math

    Explain why the graph of g(x) = 1/x has a horizontal asymptote. What is the equation of this asymptote? Will all reciprocal functions have the same horizontal asymptote?
  37. Math

    A hyperbola is represented by the equation x^2/9 - (y - 1)^2 = 1. Identify the asymptotes of the graph. Out of the options I'm given, it's either these two: y = (sqrt5/3) x + 1 and y = -(sqrt5/5) x + 1 y = (sqrt5/3) (x + 1) and y = -(sqrt5/5) (x + 1) The
  38. Numerical Analysis

    use a graph, or guess and then confirm a bracket, or tabulate f(x) on a wide interval to figure the bracket of length one. to find an interval of length 1 that contains a root of the equation 3x^3 +x^2=x+5. I don't understand what to do
  39. Algebra

    The graph shows data from a recent satellite internet connection. The cost was 90 cents at 10 minutes, and 180 at 20 minutes. The connection service billed at a rate of how many cents per minute?
  40. calculus

    Find the volume of the solid obtained by rotating the region bounded by the given curves about the specified axis. x=9y^2 y=1 x=0 about the y-axis. I am able to find the volume of other questions, but this one got me stumped. I tried drawing out the graph,
  41. MATH HELP PLEASE

    y <= 4x - 1 Margie, I believe you are doing the graphs with shading. Do the line on the graph which will be a solid line I believe. And then do the test point to see which side needs to be shaded. the test point is (0,0) well those are the points that i
  42. calculus

    Find the volume of the solid obtained by rotating the region bounded by the given curves about the specified axis. x=9y^2 y=1 x=0 about the y-axis. I am able to find the volume of other questions, but this one got me stumped. I tried drawing out the graph,
  43. math 7

    grade 7 students were surveyed to determine how many hours per day they spent on various activities. The results are shown in the circle graph below. about how many hours per day altogether were spent on watching TV and homework?
  44. Calculus

    For what values of x is the tangent line of the graph of f(x)=8x3+36x2+46x−72 parallel to the line y=−2x+1.9 ? Enter the x values in order, smallest first, to 4 places of accuracy: x1= ≤ x2=
  45. Physics

    In a physics experiment with an inclined air track, what do you predict about the following: a) Position graph b) Velocity c) Acceleration My ans: For a i predicted there would be a curve and i didn't know why b) velocity will decrease with time but why?
  46. Civics

    I have to place President Obama and Governor Romney on the political spectrum. It pretty much looks like a graph and one side is social and one side is economical. I'm having issues placing them. Where would Obama be and where would Romney be? Thanks
  47. math

    . Given the following function, f(x)=-x^2 -8x find: (a) vertex, (b) axis of symmetry, (c) intercepts, (d) domain, (e) range, (f) intervals where the function is increasing, (g) intervals where the function is decreasing, and (h) the graph of the function.
  48. algebra

    Identify the vertex and axis of symetry of the parabola. Identify points corresponding to P and Q. on the graph it has P at (-2,4) and a point at Q at (-1,7). my teacher says the answers were the vertex was (-1,3) the Axis of symmtry was X=-1 the P is
  49. Math

    Eliminate the parameter and write the corresponding rectangular equation whose graph represents the curve. x = sec Q y = cos Q x^2 + y^2 = 1/cos^2 + sin^2/cos^2 = x^2(1 +sin^2) = x^2(2-cos^2) x^2(2-1/x^2) = 2x^2 - 1 x^2 - y^2 = 1 My teacher said to use
  50. Algebra

    You join a racquetball club. Your membership entitles you to unlimited court time. The equation represents the monthly cost y (in dollars) for x hours of court time. Graph the equation.
  51. Calculus

    Using inverse trigonometric functions, find a solution to the equation cos(x)=0.2 in the interval 0≤x≤4π. Then, use a graph to find all other solutions to this equation in this interval. Enter your answers as a comma separated list. Thank
  52. Math

    Which inequality represents the solution shown on the graph? A number line is shown with a solid blue dot drawn on negative 60 and a blue ray pointing to the right of negative 60. Scott?
  53. Math

    Graph and identify the coordinates of a rectangle with a length of at least 5 units and a width of at least 2 units. Each vertex of the rectangle must be in a different quadrant. Two of the points must have rational coordinates that are not integers. I'm
  54. Algebra please help!

    I had to find the distance between to locations on a graph which I did using the distance formula I got sqrt281 from point a (-6,3) point b (10,9). The problem is each unit is approximately 1/8 of a mile. Now what? Round your answer to the nearest tenth of
  55. Math

    The graph of a quadratic function has vertex(3,-4) and passes through the point (4,1). Find the equation of the function in standard form. Rewrite the equation in general form. Could someone explain to me how to do this, just don't understand.
  56. Algebra 1

    Please, I am very confused in the Systems of Equations and Inequalities Unit Test that is only 27 questions. The test starts with: 1.Which graph represents the solution to the given system? y = –x + 2 and y = 3x – 1 I am in 8th grade but take 9th grade
  57. Physics

    PHYSICS HELP PLS!!How does the equation of a displacement v. speed graph (cart moving down an incline through a speed gate) relate to the work-energy principle. Pls answer asap! Thanks!
  58. Math

    The graph of a quadratic function has vertex(3,-4) and passes through the point (4,1). Find the equation of the function in standard form. Rewrite the equation in general form. Could someone explain to me how to do this, just don't understand.
  59. Math

    My question showed a bar graph showing the number of days of class 20 students missed. "What is the average number of days that each student missed?" A) 1 B) 1.5 C) 1.7 D)2 E)2.3 **The answer's 1.7 (according to my teacher), but from solving it I either
  60. Math

    Which is the best display for the set of numbers of daily 911 calls made in a month, if you want to be able to identify the mode? a) histogram with intervals of 5 b) histogram with intervals of 3 c) line graph d) line plot I think its either A or D
  61. Algebra

    The graph below shows the expected monthly temperature of a certain city from April to August; the readings that correspond to the vertical lines are taken on the first day of each month. (For example, the expected temperature on April 1 is 70 degrees.)
  62. math

    A study is conducted to compare the average square footage of homes in different communities. If squares are drawn so that their areas are in proportion to the average square footage, is the resulting graph misleading? Why or why not?
  63. calculus

    A particle is moving along the graph of x^-(1/3). When x=8, the component of its position is increasing at the rate of 1 cm/sec. How fast is the distance from the origin changing at this moment? How fast is the angle of inclination changing at this moment?
  64. math

    A researcher predicts that listening to music while solving math problems will make a particular brain area more active. To test this, a research participant has her brain scanned while listening to music and solving math problems, and the brain area of
  65. Rational Functions

    Write an equation for a rational function whose graph has the following properties: x-intercept of 3 y-intercept of -3 vertical asymptote of x=-2 horizontal asymptote of y=2
  66. calculus-answer check

    1. Determine the slope of the tangent to the graph of y=4/x at (1,4) my answer is -4 2.What is the slope of the line perpendicular to y=(x-2)/(x+2) at (2,0) my answer is -4 3. For which value of x is the derivative of f(x)=(x-1)^10(x+2)^5 equal to 0? my
  67. Algebra I

    I am tying to determine whether the graph pairs below are parallel. x+12=y and y-x=-8. I have found the slope to x+12=y is 1. But I can't determine the slope for for y-x=-8. I am thinking maybe it is undefined, but I am not sure, since I am really new at
  68. calculus

    Hello there, assistance would be terrific, thank you very much. Consider the function f(x)= x^3 + 2x^2 + bx. a) The equation of the tangent line to the graph of this function at x = 1 is given by y = ? b) The tangent line intersects the x-axis at x = ? c)
  69. calculus

    Write the equation of the tangent line to the curve at the indicated point. As a check, graph both the function and the tangent line. f(x) = x7 − 7 at x = −1 7 x7
  70. Physics

    Before the force is applied (t < 0 on the graph), the particle moves along the X axis with velocity V1 = -7.6 m/s. Find the velocity V2 of the particle after force stops acting on it. (t > 8s)
  71. Math

    Choose the correct solution and graph for the inequality -4 x ≤ -12 x ≥ 3 x ≤ 3 x ≥ 8**** x ›-8 what are all the subsets of the set {-8 4} 0 (with slash) {-8}, {4}**** {-8}, {4},{-8,4} {-8},{4} 0 with slash, {-8},{4},{-8,4} Thank
  72. Algebra II

    Determine the equation of any vertical asymptotes and the value of x for any holes in the graph: f(x)= x^2-11x+18/x-2. I factored and got: (x-9)(x-2)/x-2 Answer: no vertical asymptotes and x= 2&-7 are the holes. Is this correct? Thanks.
  73. Algebra1

    John is working the function s(x). He found that s(2)=-6 Matthew is working with the function t(x). He found that t(2)=-6 The point (2,-6) lies on the graph of s(x) and t(x). True or False?
  74. Math

    How do you graph the quadratic formula x^2-10x=11? Here's what I got so far: In standard form, it's x^2-10x-11=0. Discriminant: -10^2-4(1)(-11)=144 Axis of Symmetry: 10^2/2(1)=50 Quadratic Formula: 56 and 44 Thank You!
  75. Physics

    Before the force is applied (t < 0 on the graph), the particle moves along the X axis with velocity V1 = -6.6 m/s. Find the velocity V2 of the particle after force stops acting on it. (t > 9s)
  76. calculus

    The graph of a function f is shown. Use the differential equation and the given point to find an equation of the function. dy/dx=4x+(9x^2/(3x^3+1)^(3/2)) and the point (0,2) using the substitution method of integration.
  77. Constant acceleration

    How is constant acceleration shown on a velocity-time graph? Isn‘t it shown as a straight line rising upward?
  78. physics

    is the height of a ball be thrown directly related to the initial velocity? if i were to graph initial velocity as y and height as x,would it be a linear trend?
  79. Math

    If you have a graph with the x-axis as the days of the month, and the y-axis as stock price.... Then, how to do you figure out the percentage drop in stock price for each week?
  80. algebra

    A university bookstore recently sold a wire-bound graph-paper notebook for $2.64, and a college-ruled notebook for $3.61. At the start of spring semester, a combination of 50 of these notebooks were sold for a total of $168.86. How many of each type were
  81. Graphing on Calculator

    An appliance manufacturer estimates that the profit y (in dolars) generated by producing x cooktops per month is given by the equation y= 10x + 0.5x^2 - 0.001x^3 - 5000 where 0 ¡Ü x ¡Ü 450. Graph the equation. I punched in the equation and I didn't get
  82. intermediate algebra

    A university bookstore recently sold a wirebound graph-paper notebook for $2.15, and a college-ruled notebook for $3.43. At the start of spring semester, a combination of 50 of these notebooks were sold for a total of $134.38. How many of each type were
  83. algebra

    How do you do this: Write an exponential function of the form y=ab^x that has a graph through (-2, 25) and (1, 10). This is what I have so far: 10=ab^1 10/b=a y=10/b*b^x 2/25=10b^-3 .008=b^-3 Then I am stuck. Am I doing it right so far? How do I continue?
  84. Math

    Hello! Can you check my answers for these questions? Thank you in advance (= 1. The following ordered pairs give the scores on two consecutive 15-point quizzes for a class of 18 students. (7, 13), (9, 7), (14, 14), (15, 15), (10, 15), (9, 7), (14, 11),
  85. math

    which of the following types of information is not suited for display on a double line graph A: the change in rainfall based on the change in temperature B: the number of and different colors of car in parking lot C: the increase in value of jewelry for
  86. Physics

    "a vector r has a magnitude of 18 units and makes a 30 degree angle with respect to the x axis. find the vector components of r using a protractor and some graph paper to verify your answer by drawing r and measuring the length of the lines representing
  87. Math

    In her social studies report, Suzanne included a bar graph that showed the populations of different native Americans nations in 1800. The interval she used was 2000 people. If one nation had a population represented by 2.5 intervals, how many members of
  88. Algebra

    Solve graphically. x-y=0 y=x² The reason I don't understand the question is the second equation with the x². How do I graph that? I'm not sure if I ever graphed with an exponent, and if I did, it was a long time ago. I'm reposting this because I didn't
  89. physics

    rectangular loop of wire of mass and resistance slides on a friction-free horizontal table. There is a region of uniform magnetic field perpendicular to the table as shown. what type of graph will descfibe the speed of the loop as a function of time?
  90. Physics and magnets

    A rectangular loop of wire of mass m and resistance R slides on a friction-free horizontal table. There is a region of uniform magnetic field perpendicular to the table. What type of graph best describes the speed v of the loop as a function of time?
  91. math

    Don signed an apartment lease for &500 per month. his has a budget of $120 per month for food and $150 for utilities. Write an inequality to show the minimum monthly salary Don needs to earn just for living expenses. graph your answer.
  92. calculus 2

    Use a graph to find approximate x-coordinates of the points of intersection of the given curves. Then find (approximately) the area of the region bounded by the curves. (Round your answer to two decimal places.) y = 8x^2− 3x, y = x^3−8x+ 2
  93. AP Calculus

    Let R be the first quadrant region enclosed by the graph of y= 2e^-x and the line x=k. a) Find the area of R in terms of k. b) Find the volume of the solid generated when R is rotated about the x-axis in terms of k. c) What is the volume in part (b) as k
  94. 11th grade Algebra II

    if the roots of ax^2+bx+c=0 are real, rational, and equal, what is true about the graph of y= ax^2+bx+c? 1.) it intersects the x-axis at two distinct points. 2.) it lies entirely below the x-axis 3.) it lies entirely above the x-axis 4.) it is tangent to
  95. Physics

    13. The graph at right shows the angular velocity as a function of time for the blade of a fan. The blade moves in a circular path. a. If θ = 0 rad at t = 0 s, what is the blade’s position at t = 1.5 s? b. At what time will the blade have completed
  96. pre-calculus

    solve the equation 1. In x + In (x+12) =2 x= ? or either there is no solution 2. solve the exponential equation 9^x=6 What is the exact answer? 3. Use transformations to indentify the graph of the function. Then determine its domain, range, and horizontal
  97. Calculus-Aproximate Areas

    Estimate the area under the graph of f(x)=sin(pix) from x=0 to x=1 using the areas of 3 rectangles of equal width, with heights of the rectangles determined by the height of the curve a a) left endpoint: b) right endpoint:
  98. Calculus-Aproximate Areas

    Estimate the area under the graph of f(x)=sin(pix) from x=0 to x=1 using the areas of 3 rectangles of equal width, with heights of the rectangles determined by the height of the curve at a) left endpoint: b) right endpoint:
  99. Science (Graphing) ASAP

    Maria walks at a constant speed of 2 m/s for 8 seconds. a. Draw a speed vs. time graph for Maria’s motion. b. How far does she walk? I wanted to know what numbers would be on the time (x vaule) I know the Y is the position (2,4,6,8,10,12 etc)
  100. math-algebra

    Find three different ordered pairs that are solutions of the question x=2 and you have to use -1,0,1 for thje subsitut of y or x i don't know.im so confused please help i don't know the ansrer math is hard I can see why you are confused-- so am I. If x =