6) michelle draws a card from a standard deck of 52 cards. she replaces the card and draws a second card. what is the probability that she draws a red card and then a black card?

Segment wx is shown explain how you would construct a perpendicular bisector of wx using a compass and a straightedge

The equation of a parabola is given. y=18x2+4x+20 what are the coordinates of the focus of the parabola?

Find a parametrization for the curve「and determine the work done on a particle moving along γ in r3 through the force field f: r^3--r^3'where f(x, y,z) = (1,-x, z) and (a) im (γ) is the line segment from (0,0,0) to (1,2,1) (b) im (γ) is the polygonal curve with successive vertices (1,0,0), (0,1,1), and (2,2,2) (c) im (γ) is the unit circle in the plane z = 1 with center (0,0,1) beginning and ending at (1,0,1), and starting towards (0,1,1)