2+4-i z+i Answers: (a) the centre of the circle is (b) the radius of the circle is is a circle. Find the centre and radius of this circle and enter them in the boxes below. The centre must be given as a complex number in correct Maple notation, using a capital letter I for the complex number i, for example, 12-34'1. You may use the square root function if necessary, for example, (23/45)*sqrt(67). <=5 BO

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