Math question plzz

elben was told that the conic section he is supposed to graph has an eccentricity of 1 and a directrix of x=-1. which equation represents the given characteristics of the graph?

The graph shows the distance kerri drives on a trip. what is kerri's speed?

List x1, x2, x3, x4 where xi is the left endpoint of the four equal intervals used to estimate the area under the curve of f(x) between x = 4 and x = 6. a 4, 4.5, 5, 5.5 b 4.5, 5, 5.5, 6 c 4.25, 4.75, 5.25, 5.75 d 4, 4.2, 5.4, 6

Varies inversely with x. if y=8.5 when x=-1 find x when y=-1