Express the following as a single fraction: 1 xy 11/12 x² Hint: Treat each variable as a prime factor. Leave your answer in fraction form. (a) (b) 1 -|N Z + + -|N 1 z³ 1 2x+1 x³z4 + 1 X-2 Simplify and express as a product of xª xzb

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