Question
Evaluate the following :
$\left[(64)^{2 / 3} \times 2^{-2} \div 7^0\right]^{-\frac{1}{2}}$
$\left[(64)^{2 / 3} \times 2^{-2} \div 7^0\right]^{-\frac{1}{2}}$
✓
Answer
$\frac{1}{2}$
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