1. Questions

Calculus

Determine the value of k so that u=[2,5] and v=[k,4] are perpendicular.

  1. 👍
  2. 👎
  3. 👁
Anisha

  1. If u and v are perpendicular then uā€¢v = 0
    [2,5]ā€¢[k,4] = 2k + 20

    2k+20=0
    k= -10

    1. 👍
    2. 👎
    Reiny

Respond to this Question

First Name

Your Response

Similar Questions

  1. math

    Determine the value of k for which the direction vectors of the lines x-1/k = y-2/2 = z+1/k-1 and x+3/-2 = z/1, y=-1 are perpendicular.

  2. Math Please help Ms. Sue

    How can you determine if the given lines are perpendicular? Line 1: (-1,3) and (3,-3) Line 2: (-3,0) and (3,3) A)determine if they have slopes with opposite values*** B)determine if they have the same slope C)determine if the

  3. Calculus

    Determine the value of k for which the direction vectors of the lines (x-1)/k = (y-2)/2 = (š‘§+1)/ k+1 and (x+3)/-2 = z, š‘¦ = āˆ’1 are perpendicular.

  4. Algebra

    Determine whether the lines are parallel, perpendicular, or neither. y = 9x + 9 and y = -9x + 9 Is this perpendicular since they go across from each other

  1. math

    LMN have vertices at L(0,4) M(-5,2),and N (2,-2). determine the equation for the perpendicular bisector that passes through MN

  2. Algebra

    Determine whether the graphs of the given equation are parallel, perpendicular, or neither. Explain y=4x-2 -X+4y=0

  3. Calculus

    Determine whether the planes are parallel, perpendicular, or neither. them.(Round to one decimal place.) 9x-3y+6z=2, 2y=6x+4z

  4. Math.

    Determine whether the lines are parallel, perpendicular, or neither. # 1) y = 5( 4x + 9) and y = - 1/20x - 4 A) Parallel B) Perpendicular C) Neither #2) y = 9x + 9 and y = -9x + 9 A) Parallel B) Perpendicular C) Neither

  1. Math

    Determine wheter the graphs of the given equations are parallel, perpendicular, or neither y=4x-2 -x+4y=0 neither

  2. math

    parallel and perpendicular lines Determine an equation of each of the following lines . *the line perpendicular to y-4=0 and passing through the point (-1,6) ** the line perpendicular to 3x-12y+16=0 and having the same y-intercept

  3. physics

    A solid cylindrical disk has a radius of 0.16 m. It is mounted to an axle that is perpendicular to the circular end of the disk at its center. When a 50 N force is applied tangentially to the disk, perpendicular to the radius, the

  4. pre-algebra help

    Determine which two equations represent perpendicular lines. (a) y = 3/10x -3 (b) y= - 10/3x -3 (c) y = -1/5x + 3/10 (d) y = 1/5x ā€“ 3/10 Equations (a) and (b) are perpendicular t one another, because the product of the slopes is

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