calc

If 4x2+3x+xy=2 and y(2)=–10 , find y'(2) by implicit differentiation.

i keep getting the wrong answer for this problem evn when plugging 2 in for y.

  1. 👍 0
  2. 👎 0
  3. 👁 174
  1. you can try this....

    so f'(x)= -8x-3/(1+ xy)

    Plug in 10 for x and 2 for y

    (-8(-10)-3)/(1+(-10)(2)= -3.66667

    1. 👍 0
    2. 👎 0
  2. how do u get the - 8x over one?

    1. 👍 0
    2. 👎 0

Respond to this Question

First Name

Your Response

Similar Questions

  1. HELP CALCULUS

    Find dy/dx by implicit differentiation. tan−1(4x2y) = x + 3xy2

  2. calculus

    Find y'' by implicit differentiation. 3x3 + 4y3 = 1

  3. algebra

    Given the following three points, find by hand the quadratic function they represent. (0,6), (2,16), (3, 33) - f(x)=−4x2−3x+6 - f(x)=4x2+3x+6 - f(x)=−4x2+21x+6 - f(x)=4x2−3x+6 I am struggling a lot with this one. But i

  4. Calculus [Implicit Differentiation]

    If √x+√y=10 and y(16)=36, find y'(16) by implicit differentiation. If somebody could please help me by explaining how to solve this problem ! Thank you (:

  1. calculus

    Use implicit differentiation to find the derivative of the family of curves sin(xy)+x5+y5=c. dy/dx=? I got (-5x^4-ycos(xy))/(xcos(xy)+5y^4)). what am I doing wrong? Help please

  2. Calc

    Find y'' by implicit differentiation. 5x2 + y2 = 3 y'' =?

  3. Calculus 1

    If 5x^2+5x+xy=2 and y(2)= -14 find y'(2) by implicit differentiation

  4. Math

    Find dy/dx by implicit differentiation. cot(y) = 4x − 6y

  1. calc

    If 4x2+3x+xy=2 and y(2)=–10 , find y'(2) by implicit differentiation. i keep getting the wrong answer for this problem evn when plugging 2 in for y.

  2. cal

    Find dy/dx by implicit differentiation given that tan(4x+y)=4x

  3. Calculus

    Find dy/dx by implicit differentiation: x^2-2xy+y^3 = c Thank you!

  4. calculus 1

    Please help !!!!! Find dy/dx by implicit differentiation. (sin πx + cos πy)4 = 65

You can view more similar questions or ask a new question.