The diameter of a sphere is: a) a chord that passes through the center of the sphere b) a fixed point equidistant from all points on the surface of the sphere c) a line segment from the center point to a point on the sphere d) a three-dimensional circle in which all points are equidistant from a fixed point

Simply 8x squared + 5(7x squared- x) - 2x =

Which of these tools or constructions is used to inscribe a hexagon inside a circle?

Peter applied to an accounting firm and a consulting firm. he knows that 30% of similarly qualified applicants receive job offers from the accounting firm, while only 20% of similarly qualified applicants receive job offers from the consulting firm. assume that receiving an offer from one firm is independent of receiving an offer from the other. what is the probability that both firms offer peter a job?