Question: Factorize the following polynomial functions and sketch their graphs: (a) x 3 2x 2 11x + 12 (b) x 3 + 2x 2

Factorize the following polynomial functions and sketch their graphs: 

(a) x3 – 2x2 – 11x + 12

(b) x3 + 2x2 – 5x – 6

(c) x4 + x2 – 2

(d) 2x4 + 5x3 – x2 – 6x

(e) 2x4 – 9x3 + 14x2 – 9x + 2

(f) x4 + 5x2 – 36

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