1. **State the problem:** Simplify the expression $$\sqrt[4]{2x^2} \cdot \sqrt[4]{8y^3}$$ and verify the given equality.
2. **Recall the property of radicals:** For the same root index, multiplication inside the root can be combined as
$$\sqrt[4]{a} \cdot \sqrt[4]{b} = \sqrt[4]{ab}$$
3. **Apply the property:**
$$\sqrt[4]{2x^2} \cdot \sqrt[4]{8y^3} = \sqrt[4]{(2x^2)(8y^3)} = \sqrt[4]{16x^2y^3}$$
4. **Simplify inside the root:**
Since $$16 = 2^4$$, rewrite:
$$\sqrt[4]{16x^2y^3} = \sqrt[4]{2^4 \cdot x^2 \cdot y^3}$$
5. **Separate the perfect fourth power:**
$$\sqrt[4]{2^4 \cdot x^2 \cdot y^3} = \sqrt[4]{2^4} \cdot \sqrt[4]{x^2} \cdot \sqrt[4]{y^3} = 2 \cdot x^{\frac{2}{4}} \cdot y^{\frac{3}{4}} = 2 \cdot x^{\frac{1}{2}} \cdot y^{\frac{3}{4}}$$
6. **Final simplified form:**
$$2x^{\frac{1}{2}}y^{\frac{3}{4}}$$
7. **Check the given equality:**
The user wrote $$\sqrt[4]{(2^4)(x^2)(y^3)} = 2$$ which is incomplete because the variables remain under the root or as fractional exponents.
**Summary:** The product simplifies to $$2x^{\frac{1}{2}}y^{\frac{3}{4}}$$, not just 2.
Fourth Root Multiplication 3F8A61
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