9. A swimmer with a mass of 75 kg dives off a raft with a mass of 400 kg. If the swimmer's speed is 5 ms
opposite the raft after diving off, what is the final speed of the raft if the swimmer and raft are initially at
rest?

choice b is correct

step-by-step explanation:

we have been given the following system of inequalities;

we are required to graph the solution to the system of inequalities. using a graphing tool, the graph of the system is as shown in the attachment. the continuous line represents the graph of while the dotted line represents .

no this is a nonlinear negative