Question 6: For each of the following functions f, find its natural domain. (a) f(x) = 22-2-3 (b) f(x)=√x+7-√√x² + 2x − 15 - (c) f(x) = 2¹-5

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A: Form a polynomial whose real zeros and degree are given.Zeros: -4,0,3; degree: 3

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