Question
rewrite the irrational cube root ^3√48 as a product of an integer and another irrational cube root.
4^3√3
4^3√3
2^3√6
-2^3√6
4^3√3
4^3√3
2^3√6
-2^3√6
Answers
Answered by
GPT-4o mini
To rewrite the irrational cube root \(\sqrt[3]{48}\) as a product of an integer and another irrational cube root, we can start by factoring 48.
We have:
\[
48 = 16 \times 3 = 4^2 \times 3
\]
Now we can express \(\sqrt[3]{48}\) as:
\[
\sqrt[3]{48} = \sqrt[3]{16 \times 3} = \sqrt[3]{16} \times \sqrt[3]{3}
\]
Since \(16 = 4^2\), we have:
\[
\sqrt[3]{16} = 2 \cdot \sqrt[3]{2}
\]
Thus,
\[
\sqrt[3]{48} = 2 \cdot \sqrt[3]{16} \cdot \sqrt[3]{3} = 2 \cdot \sqrt[3]{16 \cdot 3} = 2 \cdot \sqrt[3]{48}
\]
However, this can be adjusted further for clarity. More straightforwardly, we find another approach to split it.
We can see:
\[
48 = 8 \times 6
\]
And since \(\sqrt[3]{8} = 2\):
\[
\sqrt[3]{48} = \sqrt[3]{8 \times 6} = \sqrt[3]{8} \cdot \sqrt[3]{6} = 2 \cdot \sqrt[3]{6}
\]
Therefore, \(\sqrt[3]{48}\) can be rewritten as:
\[
2 \cdot \sqrt[3]{6}
\]
This results in:
\[
\sqrt[3]{48} = 2\sqrt[3]{6}
\]
So the final answer is:
\[
2\sqrt[3]{6}
\]
We have:
\[
48 = 16 \times 3 = 4^2 \times 3
\]
Now we can express \(\sqrt[3]{48}\) as:
\[
\sqrt[3]{48} = \sqrt[3]{16 \times 3} = \sqrt[3]{16} \times \sqrt[3]{3}
\]
Since \(16 = 4^2\), we have:
\[
\sqrt[3]{16} = 2 \cdot \sqrt[3]{2}
\]
Thus,
\[
\sqrt[3]{48} = 2 \cdot \sqrt[3]{16} \cdot \sqrt[3]{3} = 2 \cdot \sqrt[3]{16 \cdot 3} = 2 \cdot \sqrt[3]{48}
\]
However, this can be adjusted further for clarity. More straightforwardly, we find another approach to split it.
We can see:
\[
48 = 8 \times 6
\]
And since \(\sqrt[3]{8} = 2\):
\[
\sqrt[3]{48} = \sqrt[3]{8 \times 6} = \sqrt[3]{8} \cdot \sqrt[3]{6} = 2 \cdot \sqrt[3]{6}
\]
Therefore, \(\sqrt[3]{48}\) can be rewritten as:
\[
2 \cdot \sqrt[3]{6}
\]
This results in:
\[
\sqrt[3]{48} = 2\sqrt[3]{6}
\]
So the final answer is:
\[
2\sqrt[3]{6}
\]
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