M. "Mr."Wang Enty Sculus 12 Assignments - 1 mitline II Mr. Wang ILK pre-Calculus 12 Assignments II (5marks in each question, total 165marks.) Full Name: (You MUST show all necessary steps, correct answer without showing steps only award 1mark) 1. Identify whether each function is a polynomial function. Justify your answer. State the degree, the leading coefficient, and the constant term of each polynomial function. 5 (a) y = 3x2 - 2x5 + 4 Ans (b) y = x2- Century High SchoolAns. 2. A toaster oven is built in the shape of a rectangular prism. Its volume, V, in cubic inches, is related to the height, h, in inches, of the oven door by the function V(h) = h + 10h + 31h + 30. (a) What is the volume, in cubic inches, of the toaster oven if the oven door height is 8 in.? Ans. (b) What is the height of the oven door for the least toaster oven volume? BEYOND THE LIMIT Ans