What is the value of x in the geometric sequence x, 2, -1/2, ?

a. -12
b. -8
c. -4
d. -1/2

Determine the volume of a cylinder bucket if the diameter is 8.5 in. and the height is 11.5 in.

Find the value of x for which abcd must be a parallelogram -9-6x x-30

The graph of y = ax^2 + bx + c is a parabola that opens up and has a vertex at (0, 5). what is the solution set of the related equation 0 = ax%2 + bx + c?