3z^2+9z/6z simplify rational expression

asked Jun 22, 2018 80.1k views

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3z^2+9z/6z
simplify rational expression

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$\bf \cfrac{3z^2+9z}{6z}\implies \cfrac{3z(z+3)}{6z}\implies \cfrac{3z}{6z}(z+3)\implies \cfrac{1}{2}(z+3) \\\\\\ \cfrac{z+3}{2}$

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