Compare the graph of g(x)=x2+6 with the graph of f(x) = x2

Two airplanes start at the same place and travel in opposite directions,one at 395 miles per hour and the other at 422 miles per hour. how many hours will it take for the planes to be 2451 miles apart?

The value of cos 30° is the same as which of the following?

Predict which statements are true about the intervals of the continuous function. check all that apply