6:39 M A ll 56% 6:03 P 4a A all 64%i 1) Write a function returns the area of a circle with radius 3cm. The area of circle is claculated as follow: * A = Ar' Your answer 2) Create a row vector X of...

Solve it with matlab please

Extracted text: 6:39 M A ll 56% 6:03 P 4a A all 64%i 1) Write a function returns the area of a circle with radius 3cm. The area of circle is claculated as follow: * A = Ar' Your answer 2) Create a row vector X of size 1-by-3 and a column vector Y of size 3-by-1, then multiply them. Store the result in vector Z. * Your answer 3) Create a 4-by-4-by-2 array of random values and extract only the first and last columns of each page. Store the result in vector W. * Your answer