Simplify: [(6x^3 y^-4)^-2] / [(3x^2 y^5)^-3] (the / is the fraction line) a) 3y^23 / 4 b) 6y^-24 / 4 c) 2y^-7 / x d) 2x^-2 / y^-3

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?

Last week , donnell practiced the piano 3 hours longer than marcus . together, marcus and donnell practiced the piano 11 hours . for how many hours did each young man practiced the piano

F(x) = x^2+x-2/x^2-3x-4 what is the domain and range, x-and y-intercepts, horizontal asymptotes, and vertical asymptotes?