Show your work for this problem. You must do only question (a) and (d) . Provide me the answer for (a) and (d)

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PROBLEMS 10.1. The squaring nonlinearity is only one possibility in the pllpreprocess .m routine. (a) Try replacing the r200 with Ir)l. Does this result in a viable method of emphasizing the carrier? (b) Try replacing the r2(t) with r3(t). Does this result in a viable method of emphasizing the carrier? (c) Can you think other functions that will result in viable methods of emphasizing the carrier? (d) Will a linear function work? Why or why not