6. Find the constant of variation k for the direct variation. 4x = -y
K = -1
K=-1/4
K=4
K=-4

The general form of the quetion of a circle is ax^2+by^2+cx+dy+e=0 where a=b=0 if the circle has a radius of three units and the center lies on the y axis which set of values of a, b, c, d, and e might correspond to the circle

Christina can paint 420 square feet in 105 minutes. which unit rate describes the scenario?

Consider the following equation. 1/2x^3+x-7=-3sqrtx-1 approximate the solution to the equation using three iterations of successive approximation. use the graph below as a starting point. a. b. c. d.