Had to answer it on notepad. Hope This Is Right.
<span>The Z transform is related to Laplace transform and is applied to analyze digital circuits. The Fourier transform, on the other hand, is a type z-transform, i.e z-transform which is used in spectrum analysis and calculation of the energy density of the signal. The difference lies on the field of application.</span>
2)Perimeter=28 rounded to 30. Area=48 rounded up to 50.
No. the first 3 is 300, the second 3 is 30, and the third 3 is 3