This hyperbola is centered at the
origin. Find its equation.
Foci: (-2,0) and (2,0)
Vertices: (-1,0) and (1,0)

7. the area of the playing surface at the olympic stadium in beijing isof a hectare. what area will it occupy on a plan drawn to a scaleof 1: 500?

The human resources manager at a company records the length, in hours, of one shift at work, x. he creates the probability distribution below. what is the probability that a worker chosen at random works at least 8 hours? probability distribution px(x) 6 hours 7 hours 8 hours 9 hours 10 hours 0.62 0.78 пол

Find the value of x. give reasons to justify your solutions! c ∈ ae