Factor each polynomial. THEN CHECK YOUR ANSWER. 2 x^{2}+13 x+15 8 x^{2}+18 x+9 4 x^{2}-17 x+15 3 x^{2}+2 x-16 9 x^{2}-3 x-2 5 x^{2}+9 x-18 -3 x^{2}-2 x+16 -12 x^{2}-17 x+5

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