At the starting gun a runner accelerates from rest at 3.1 m/s2 for 2.9 s. What is the runner's speed 2 s after she starts running?

Find the equation for the plane through upper p 0 left parenthesis negative 4 comma negative 8 comma negative 5 right parenthesis perpendicular to the following line. xequalsnegative 4 minus t, yequalsnegative 8 plus 2 t, zequals3 t, minusinfinityless thantless thaninfinity