Multiplicative inverse need on this guys : )

The vertices of a triangle are a(7.5), b(4,2), and c19. 2). what is

Aiko jumped rope for 20 min and stopped at 8: 05 when did she start

The motion of a weight that hangs from a spring is represented by the equation h=8sin(2pi/3t). it models the weight’s height above or below the rest position as a function of time. approximately when will the object be 3 inches above the rest position?