4³√16+2³√128= quanto é
Usuário anônimo:
É raiz cúbica ?
sim
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![4 \sqrt[3]{16} +2 \sqrt[3]{128} =](https://tex.z-dn.net/?f=4+%5Csqrt%5B3%5D%7B16%7D+%2B2+%5Csqrt%5B3%5D%7B128%7D+%3D "4 \sqrt[3]{16} +2 \sqrt[3]{128} =")
![4 \sqrt[3]{2^4} +2 \sqrt[3]{2^7} =](https://tex.z-dn.net/?f=4+%5Csqrt%5B3%5D%7B2%5E4%7D+%2B2+%5Csqrt%5B3%5D%7B2%5E7%7D+%3D "4 \sqrt[3]{2^4} +2 \sqrt[3]{2^7} =")
![4.2 \sqrt[3]{2} +2.4 \sqrt[3]{2} =](https://tex.z-dn.net/?f=4.2+%5Csqrt%5B3%5D%7B2%7D+%2B2.4++%5Csqrt%5B3%5D%7B2%7D+%3D "4.2 \sqrt[3]{2} +2.4 \sqrt[3]{2} =")
![8 \sqrt[3]{2} +8 \sqrt[3]{2} =16 \sqrt[3]{2}](https://tex.z-dn.net/?f=8+%5Csqrt%5B3%5D%7B2%7D+%2B8+%5Csqrt%5B3%5D%7B2%7D+%3D16+%5Csqrt%5B3%5D%7B2%7D+ "8 \sqrt[3]{2} +8 \sqrt[3]{2} =16 \sqrt[3]{2}")
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