Doubtrix Logo
  • home
  • Study help
    • Ask Your Doubt
  • Tutorials
  • For Tutors
  • Contact Us
  • Login
  • Sign Up
Search
Sign in | Sign Up
Search
Doubtrix Logo
  • home
  • Study help
    • Ask Your Doubt
  • Tutorials
  • For Tutors
  • Contact Us

Search questions

Subject:

Answer Type:

  • Math Archive: Questions from 2024-01-3

    R is the region bounded by the functions f(x) = √7x + 9 and g(x) = 7x/5 + 13/5. Find the area A of R. Enter an exact answer.

    0 answer SHARE

    R is the region bounded above by the function f(x) = x + 4 and below by the function g(x) = - 3x/4 - 1 over the interval [a, b] where a = -1 and b = 5. Represent R using the Desmos graph below. Submit your answer to this question by dragging the movable points so that the shaded region represents R.

    0 answer SHARE

    R is the region bounded by the functions f(x) = 2e^x - 2 and g(x) = x^2 - 6. Find the area of the region bounded by the functions on the interval [-1, 1]. Enter an exact answer.

    0 answer SHARE

    R is the region bounded by the functions f(x) = 2e^x - 2 and g(x) = x^2 - 5. Find the area of the region bounded by the functions on the interval [-1, 1]. Enter an exact answer.

    0 answer SHARE

    R is the region bounded by the functions f(x) = 3 - 2cos(x) and g(x) = sin(x). Find the area of the region bounded by the functions on the interval [0, π/2]. Enter an exact answer.

    0 answer SHARE

    R is the region bounded by the functions f(x) = 1 - 3cos(x) and g(x) = 4sin(x). Find the area of the region bounded by the functions on the interval [0, π/2]. Enter an exact answer.

    0 answer SHARE

    Write the integral required to find the area of the region pictured below that is bounded by the curves u(y) = √y + 3 and v(y) = y+3/4 when integrating with respect to y. Do not evaluate the integral.

    0 answer SHARE

    Find the area of the region pictured below that is bounded by the functions u(y) = y + 6 and v(y) = y^2 + 6y + 10. Find the area by integrating along the y-axis. Enter your answer as an exact answer.

    0 answer SHARE

    A factory selling earphones has a marginal cost function MC(x) = 0.003x^2 - 3.333x + 333 and a marginal revenue function given by MR(x) = 333 - 3x, where x represents the number of earphones. MC(x) and MR(x) are in dollars per unit. Find the total profit, or area between the graphs of these curves, between x = 0 and the first intersection point of these curves with x > 0. Enter your answer in dollars, rounded to two decimal places if needed.

    1 answer SHARE

    A factory selling iPads has a marginal cost function MC(x) = 0.003x^2 - 3.351x + 351 and a marginal revenue function given by MR(x) = 351 - 3x, where x represents the number of iPads. MC(x) and MR(x) are in dollars per unit. Find the total profit, or area between the graphs of these curves, between x = 0 and the first intersection point of these curves with x > 0. Enter your answer in dollars, rounded to two decimal places if needed.

    1 answer SHARE

    Find the area of the region pictured below that is bounded by the functions u(y) = y + 7 and v(y) = y^2 + 2y - 13. Find the area by integrating along the y-axis. Enter your answer as an exact answer.

    0 answer SHARE

    Write the integral required to find the area of the region pictured below that is bounded by the curves u(y) = 3√y + 3 and v(y) = y + 3 when integrating with respect to y. Do not evaluate the integral.

    0 answer SHARE

    A factory selling earphones has a marginal cost function MC(x) = 0.003x^2 - 3.339x + 339 and a marginal revenue function given by MR(x) = 339 - 3x, where x represents the number of earphones. MC(x) and MR(x) are in dollars per unit. Find the total profit, or area between the graphs of these curves, between x = 0 and the first intersection point of these curves with x > 0. Enter your answer in dollars, rounded to two decimal places if needed.

    1 answer SHARE

    A factory selling earphones has a marginal cost function MC(x) = 0.003x^2 - 3.387x + 387 and a marginal revenue function given by MR(x) = 387 - 3x, where x represents the number of earphones. MC(x) and MR(x) are in dollars per unit. Find the total profit, or area between the graphs of these curves, between x = 0 and the first intersection point of these curves with x > 0. Enter your answer in dollars, rounded to two decimal places if needed.

    1 answer SHARE

    R is the region bounded by the functions f(x) = 4x^2/3 + 19x/2 + 16 and g(x) = - x^2/4 - 19x/6 - 3. Find the area A of R. Enter an exact answer.

    0 answer SHARE

    R is the region bounded by the functions f(x) = 4x^2/3 + 19x/2 + 16 and g(x) = - x^2/4 - 19x/6 - 3. Find the area A of R. Enter an exact answer.

    0 answer SHARE

    Find the area of the region pictured below that is bounded by the functions u(y) = y + 1 and v(y) = y^2 + 2y - 1. Find the area by integrating along the y-axis. Enter your answer as an exact answer.

    0 answer SHARE

    Define R as the region that is bounded by the graph of the function f(x) = -2e^x/2, the x- axis, x = -1, and x = 0. Use the disk method to find the volume of the solid of revolution when R is rotated around the x axis. Submit an exact answer in terms of π.

    0 answer SHARE

    Define Q as the region that is bounded by the graph of the function g(y) = -2√y - 1, the y-axis, y = 3, and y = 5. Use the disk method to find the volume of the solid of revolution when Q is rotated around the y axis. Submit an exact answer in terms of π.

    0 answer SHARE

    Define Q as the region that is bounded by the graph of the function g(y) = 2√y + 1, the y-axis, y = 1, and y = 3. Use the disk method to find the volume of the solid of revolution when Q is rotated around the y axis. Submit an exact answer in terms of π.

    0 answer SHARE

    Define Q as the region that is bounded by the graph of the function g(y) = 2√y + 2, the y-axis, y = 1, and y = 2. Use the disk method to find the volume of the solid of revolution when Q is rotated around the y axis. Submit an exact answer in terms of π.

    0 answer SHARE

    Define R as the region that is bounded by the graph of the function f(x) = e^x/2, the x-axis, x = -3, and x = -1. Use the disk method to find the volume of the solid of revolution when R is rotated around the x-axis. Submit an exact answer in terms of π.

    0 answer SHARE

    Define R as the region that is bounded by the graph of the function f(x) = -2e^-x, the x- axis, x = 0, and x = 1. Use the disk method to find the volume of the solid of revolution when R is rotated around the x-axis. Submit an exact answer in terms of π.

    0 answer SHARE

    Define R as the region that is bounded by the graph of the function f(x) = -3√3sin(x), the x-axis, x = π/6 , and x = π. Use the disk method to find the volume of the solid of revolution when R is rotated around the x-axis. Submit an exact answer in terms of π.

    0 answer SHARE

    Define R as the region that is bounded by the graph of the function f(x) = x^3/4 + 1, the x- axis, x = -1, and x = 2. Use the disk method to find the volume of the solid of revolution when R is rotated around the x axis. Submit an exact answer in terms of π.

    0 answer SHARE

    Define R as the region bounded by the graphs of the function f(x) = x^3/6 , the x-axis, x = 0, and x = 2. Write the definite integral that describes the volume of the solid created by rotating R around the x-axis. You may submit your answer in unsimplified form.

    0 answer SHARE

    Define R as the region bounded by the functions f(x) = √x + 1 and g(x) = 1 between x = 1 and x = 5. If R is rotated around the x-axis, what is the volume of the resulting solid? Submit an exact answer in terms of π.

    0 answer SHARE

    Find the volume of the region bounded above by the function f(x) = - x/2 + 3 and below by g(x) = e^x / 4 between x = 0 and x = 2 if the region is rotated around the x-axis. Submit an exact answer in terms of e and π.

    0 answer SHARE

    Define Q as the region bounded by the functions u(y) = y^2 / 3 + 1 and v(y) = 1 between y = 3 and y = 4. Choose the integral below that describes the volume of the solid created by rotating Q around the line x = -1. ∫3 4 π [(2)^2 - ( y^2 / 3 + 2)^2 ] dy ∫3 4 π [( y^2 / 3 ) 2 - (0)^2 ] dy ∫3 4 π [ y^2 / 3 + 1]^2 dy ∫3 4 π [( y^2 / 3 + 2)^2 - (2)^2 ] dy ∫4 3 π [( y^2 / 3 + 2)^2 - (2)^2 ] dy

    0 answer SHARE

    Define Q as the region bounded by the functions u(y) = y + 1 and v(y) = y^2 / 4 + 1 between y = 2 and y = 3. If Q is rotated around the y-axis, what is the volume of the resulting solid? Submit an exact answer in terms of π.

    0 answer SHARE

    Define R as the region bounded by the functions f(x) = x^2 / 3 + 1 and g(x) = x between x = 1 and x = 2. If R is rotated around the x-axis, what is the volume of the resulting solid? Submit an exact answer in terms of π.

    0 answer SHARE

    Define R as the region bounded by the functions f(x) = √x and g(x) = 1 x between x = 1 and x = 3. Choose the integral below that describes the volume of the solid created by rotating R around the x-axis. ∫1 3 [√x – 1/x ] 2 dx ∫1 3 π [(√x)^2 - ( 1/x )^2 ] dx ∫3 1 π [(√x)^2 - ( 1/x )^2 ] dx ∫1 3 π [( 1/x )^2 - (√x)^2 ] dx ∫1 3 [ 1/x - √x]^2 dx

    0 answer SHARE

    Define R as the region bounded above by the function f(x) = 2x + 1 and below by g(x) = x + 1 between x = 0 and x = 2. If R is rotated around the line y = -1, what is the volume of the resulting solid? Submit an exact answer in terms of π.

    0 answer SHARE

    Define Q as the region bounded by the functions u(y) = 1 - 2y and v(y) = y^2 + 1 between y = -2 and y = 0. If Q is rotated around the line x = 1, what is the volume of the resulting solid? Submit an exact answer in terms of π.

    0 answer SHARE

    Define Q as the region bounded by the functions u(y) = 2y + 1 and v(y) = y^2 + 1 between y = 0 and y = 2. If Q is rotated around the line x = -1, what is the volume of the resulting solid? Submit an exact answer in terms of π.

    0 answer SHARE

    Q is the region bounded by the graph of v(y) = 5y, x = 4, and y = 0. Find the volume of the solid of revolution formed by revolving Q around the x-axis. Submit an exact answer in terms of π.

    0 answer SHARE

    Define R as the region bounded by the graphs of f(x) = 3√x and g(x) = x^2 / 4 over the interval [1, 4]. Which of the following represents the volume of the solid of revolution formed by rotating R about the line x = -1 ∫1 4 2π(x + 1) (3√x – x^2 / 4 ) dx ○ ∫1 4 2π(x - 1) ( x^2 / 4 - 3√x) dx ∫1 4 2π(x - 1) (3√x – x^2 / 4 ) dx ∫1 4 2π(x + 1) ( x^2 / 4 - 3√x) dx ∫4 1 2π(x + 1) (3√x – x^2 / 4 ) dx

    0 answer SHARE

    R is the region bounded above by the graph of f(x) = 6x - 2x^2 and below by the x-axis over the interval [0, 3]. Find the volume of the solid of revolution formed by revolving R around the y-axis. Submit an exact answer in terms of π.

    0 answer SHARE

    Q is the region bounded by the graph of v(y) = 4y, x = 5, and y = 0. Find the volume of the solid of revolution formed by revolving Q around the x-axis. Submit an exact answer in terms of π.

    0 answer SHARE

    R is the region bounded above by the graph of f(x) = 2x^2/3 and below by the x-axis over the interval [0, 3]. Find the volume of the solid of revolution formed by revolving R around the y-axis. Submit an exact answer in terms of π.

    0 answer SHARE

    Define R as the region bounded by the graphs of f(x) = 3x – x^2 and the x-axis. Which of the following represents the volume of the solid of revolution formed by rotating R about the y-axis? ∫0 3 π(3x^3 – x^4 )dx ∫0 3 2π(3x – x^2 )dx ∫0 3 2πxdx ∫0 3 2π(3x^2 – x^3 )dx ∫3 0 2π(3x^2 – x^3 )dx

    0 answer SHARE

    Q is the region bounded by the graph of v(y) = 6y, x = 2, and y = 0. Find the volume of the solid of revolution formed by revolving Q around the x-axis. Submit an exact answer in terms of π.

    0 answer SHARE

    Q is the region bounded by the graph of v(y) = 3y, x = 4, and y = 0. Find the volume of the solid of revolution formed by revolving Q around the x-axis. Submit an exact answer in terms of π.

    0 answer SHARE

    Select the best method to find the volume of a solid of revolution generated by revolving the region bounded by the graph of y = -19x^2 + 19x and the x-axis around the line y = -15. method of cylindrical shells disk method

    0 answer SHARE

    Select the best method to find the volume of a solid of revolution generated by revolving the region bounded by the graph of y = -17x^2 + 17x and the x-axis around the line y = -13. method of cylindrical shells disk method

    0 answer SHARE

    Select the best method to find the volume of a solid of revolution generated by revolving the region bounded by the graphs of y = 12x, y = -x + 2, and the x-axis around the x- axis. method of cylindrical shells disk method

    0 answer SHARE

    Select the best method to find the volume of a solid of revolution generated by revolving the region bounded by the graph of y = -9x^2 + 9x and the x -axis around the line y = -20. method of cylindrical shells disk method

    0 answer SHARE

    Set up an integral that represents the length of the curve given below over the interval y = 3 to y = 7. g(y) = 5y^2 + 3y - 4 Do not evaluate the integral.

    0 answer SHARE

    Let f(x) = x/3 - 3. Calculate the arc length of the graph of x = g(y) over the interval x = 3 to x = 7. Enter an exact answer.

    0 answer SHARE

    Let f(x) = x^3/6 + 6 + 1/2x. Calculate the arc length of the graph of f(x) over the interval [2, 4]. Enter an exact answer.

    0 answer SHARE

    Set up an integral that represents the length of the curve given below over the interval [3, 7]. f(x) = x^2 - 2x + 5 Do not evaluate the integral.

    0 answer SHARE

    Let g(y) = y^4/8 - 2 + 1/4y2. Calculate the arc length of the graph of g(y) over the interval [2, 3]. Enter an exact answer.

    0 answer SHARE

    Let g(y) = y^3/6 + 1 + 1/2y. Calculate the arc length of the graph of g(y) over the interval [2, 4]. Enter an exact answer.

    1 answer SHARE

    Let f(x) = 2x^3/2. Calculate the arc length of the graph of f(x) over the interval [1, 2]. Enter an exact answer.

    0 answer SHARE

    Let f(x) = 10x^3/2. Calculate the arc length of the graph of f(x) over the interval [0, 2]. Enter an exact answer.

    0 answer SHARE

    Let f(x) = x - 3 over the interval [3, 5]. Find the surface area of the surface generated by revolving the graph of f(x) around the x-axis. Enter an exact answer.

    1 answer SHARE

    Set up an integral that represents the surface area of the surface generated by revolving the graph of f(x) = √6x - 2 around the x-axis over the interval [1, 3]. Do not evaluate the integral.

    0 answer SHARE

    Let f(x) = √3x over the interval [0, 1]. Find the surface area of the surface generated by revolving the graph of f(x) around the x-axis. Enter an exact answer.

    0 answer SHARE

    Let f(x) = 1/2 √3x over the interval [0, 3]. Find the surface area of the surface generated by revolving the graph of f(x) around the x-axis. Enter an exact answer.

    0 answer SHARE
    • Submit Questions
    doubtrix Logo

    Doubtrix Education Help Services is one of the world’s premier online education services. The mission of our company is to provide accurate and detailed solutions.

    Quick Help
    • Ask An Expert?
    • About Us
    • Honor Code
    • Pricing & return policy
    • Assignment Solutions
    Study Help
    • Ask Your Doubt
    • Electrical Engineering
    • Math
    • Physics
    • Chemistry
    get in touch

    65, Gayatri Nagar-B, Maharani Farm, Durgapura, Jaipur-302018

    +91-6367441917
    E-Mail
    Copyright © 2021-24 Doubtrix | All Rights Reserved | Powered by GIT Infosys