Simplify \(\frac{8^{\frac{2}{3}} \times 27^{\frac{-1}{3}}}{64^{\frac{1}{3}}}\)
A
-3
B
\(\frac{1}{9}\)
C
\(\frac{1}{3}\)
D
\(\frac{27}{8}\)
E
4
Verified Correct Answer: C.
Step-by-Step Mathematical Solution
\(\frac{8^{\frac{2}{3}} \times 27^{\frac{-1}{3}}}{64^{\frac{1}{3}}}\)
Calculating each part:
1. \(8 = 2^3 \Rightarrow 8^{\frac{2}{3}} = 4\)
2. \(27 = 3^3 \Rightarrow 27^{\frac{-1}{3}} = \frac{1}{3}\)
3. \(64 = 4^3 \Rightarrow 64^{\frac{1}{3}} = 4\)
Now substituting these values:
\(\frac{4 \times \frac{1}{3}}{4} = \frac{1}{3}\)
Thus, the simplified expression is: \(\frac{1}{3}\)
Source: Myschool Past Questions Archive (Record #24003)