The vertex of this parabola is at (-2,1). Which of the following could be its equation? O A. y = 4(x - 2)2 + 1 O B. * = 4(y + 1)2.2 O c. y= 4(x-2)2-1 D. x= 4(y - 1)2-2​

Rob spent 25%, percent more time on his research project than he had planned. he spent an extra h hours on the project. which of the following expressions could represent the number of hours rob actually spent on the project? two answers

The map shows the location of the airport and a warehouse in a city. though not displayed on the map, there is also a factory 112 miles due north of the warehouse. a truck traveled from the warehouse to the airport and then to the factory. what is the total number of miles the truck traveled?

Kelli swam upstream for some distance in a hour. she then swam downstream the same river for the same distance in only 6 minutes. if the river flows at 5km/hr, how fast can kelli swim in still water?