PORFAVOR AYUDA!!! - Conociendo dos puntos que son parte de la recta A = (3, -1, 2) y B = (1, 2, 4). a. Determine las coordenadas del vector director. b. Encuentre la ecuación vectorial de la recta. c. Escriba las ecuaciones paramétricas de la recta. d. Grafique el vector director en el espacio.

After t seconds, a ball tossed in the air from the ground level reaches a height of h feet given by the equation h = 144t-16t^2. after how many seconds will the ball hit the ground before rebounding?

Bring the fraction a/a-4 to a denominator of 16-a^2

Amanda went into the grocery business starting with five stores. after one year, she opened two more stores. after two years, she opened two more stores than the previous year. if amanda expands her grocery business following the same pattern, which of the following graphs represents the number of stores she will own over time?