graphical geometry need help

the graph of the relation y=x^2+2x+k, passes through 2 and 0 find the value of k. plz explain

  1. 👍
  2. 👎
  3. 👁
  1. It appears that you mean it passes through the point (2,0). So, plug those values in and you have

    4+4+k = 0
    k = -8

    so, y = x^2+2x-8

    1. 👍
    2. 👎

Respond to this Question

First Name

Your Response

Similar Questions

  1. Math

    Mulitple Choice Find the slope. A coordinate graph shows a line through 2 points. One point has coordinates negative 3 comma 3. The other point has coordinates 1 comma negative 5. A. 2** B. –one-half C. –2 D. one-half Use the

  2. algebra

    the graph of a proportional relationship passes through (12,16) and (1,y) find y. can someone please walk me through this?

  3. Calculus AB

    Let f be the function that is given by f(x)=(ax+b)/(x^2 - c). It has the following properties: 1) The graph of f is symmetrical with respect to the y-axis 2) The graph of f has a vertical asymptote at x=2 3) The graph of f passes

  4. Discrete Math

    Which of these relations on {0, 1, 2, 3} are equivalence relations? Justify the relation(s) that are not equivalent. R1: {(0,0), (1,1), (2,2), (3,3)} R2: {(0,0), (1,1), (1,3), (2,2), (2,3), (3,1), (3,2), (3,3)} R3: {(0,0), (0,1),

  1. Math

    Given that the graph of f passes through the point (1, -4) and that the slope of its tangent line at (x,f(x)) is 2x+1, find f(-1) (graph is hypothetical).

  2. Calculus

    Graph the function f(x)=x+4/x Graph the secant line that passes through the points (1,5) and (8,8.5) on the same set of axes Find the number c that satisfies the conclusion of the Mean Value Theorem for f on [1,8] c= Notice that

  3. math

    i have more than one question so if u no any of the answers please tell me 1.) write the point-slope form of the equation of the line with slope -2 passing through the point ( -5, -9). 2.) write the point-slope form of an equation

  4. Math(check)

    1)Find the range of the relation [(-1,4)},(2,5),(3,5)}.Then determine whether the relation is a funtion. 4,5,5 is the range 4,5 is a function 2)Find f(-1),if f(x)= x^2-6x/x+2 (-1)^2-6(-1)/-1+2 1+6/-1+2 7/1 =7 3)Find f(a),if f(t)=

  1. math calculus

    Find the equation of the function f whose graph passes through the point (0, 4/3) and whose derivative is f'(x) = x sqrt 16 − x^2 . f(x) =

  2. WHOEVER HELPS ME WILL BE NAMED THE BOB

    Question 10 of 19 Which graph represents the linear function y = 1/4x – 3? A. A line on a graph passes through the (-4, -4), (0, -3), and (4, -2). B. A line on a graph passes through the (-4, -2), (0, -3), (4, -4). C. A line on

  3. Algebra

    Find a power function of the form y=ax^b whose graph passes throught the points (2, 5) and (8, 12). How do i solve this??

  4. math

    The ratio of a quarterback’s completed passes to attempted passes is 7 to 9. If he attempted 45 passes, find how many passes he completed. Round to the nearest whole number if necessary. A. 9 passes B. 58 passes C. 5 passes D.

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