A bicycle accelerates from rest to 6m/s in a distance of 50m, calculate the acceleration

The two required components for a generator

Aclarinetist, setting out for a performance, grabs his 3.350 kg clarinet case (including the clarinet) from the top of the piano and carries it through the air with an upward force of 24.65 n. find the case's vertical acceleration. indicate an upward acceleration as positive and a downward one as negative.

What are two different ways you could find the value of a? explain these methods.