We need to simplify the expression $(216)^{\frac{2}{3}} \times (0.16)^{-\frac{3}{2}}$.

AlgebraExponentsSimplificationFractional ExponentsOrder of Operations
2025/4/19

1. Problem Description

We need to simplify the expression (216)23×(0.16)32(216)^{\frac{2}{3}} \times (0.16)^{-\frac{3}{2}}.

2. Solution Steps

First, we simplify (216)23(216)^{\frac{2}{3}}. Since 216=63216 = 6^3, we have:
(216)23=(63)23=63×23=62=36(216)^{\frac{2}{3}} = (6^3)^{\frac{2}{3}} = 6^{3 \times \frac{2}{3}} = 6^2 = 36.
Next, we simplify (0.16)32(0.16)^{-\frac{3}{2}}. We can write 0.160.16 as 16100=425=(25)2\frac{16}{100} = \frac{4}{25} = (\frac{2}{5})^2. Then,
(0.16)32=(425)32=((25)2)32=(25)2×(32)=(25)3=(52)3=5323=1258(0.16)^{-\frac{3}{2}} = \left(\frac{4}{25}\right)^{-\frac{3}{2}} = \left(\left(\frac{2}{5}\right)^2\right)^{-\frac{3}{2}} = \left(\frac{2}{5}\right)^{2 \times (-\frac{3}{2})} = \left(\frac{2}{5}\right)^{-3} = \left(\frac{5}{2}\right)^3 = \frac{5^3}{2^3} = \frac{125}{8}.
Finally, we multiply the simplified terms:
36×1258=36×1258=45008=11252=562.536 \times \frac{125}{8} = \frac{36 \times 125}{8} = \frac{4500}{8} = \frac{1125}{2} = 562.5

3. Final Answer

562.5562.5

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