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<img src="https://tex.z-dn.net/?f=%202x%5E%7B2%7D%20%2B%204x%5E%7B3%7D%20%20" /> factorizo<img src="https://tex.z-dn.net/?f=%202x%5E%7B2%7D%20" /> <img src="https://tex.z-dn.net/?f=2%20x%5E%7B2%7D%20%281%2B2x%29" />.

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Zentenopablo03
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<img src="https://tex.z-dn.net/?f=%202x%5E%7B2%7D%20%2B%204x%5E%7B3%7D%20%20" /> factorizo<img src="https://tex.z-dn.net/?f=%202x%5E%7B2%7D%20" />

<img src="https://tex.z-dn.net/?f=2%20x%5E%7B2%7D%20%281%2B2x%29" />.