Question

-2the power of 7 ×-2the power of3 ×-2the power of 4​

Answer 1

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Answer 2

Answer:

${7}^{ - 2} \times {3}^{ - 2} \times 4 {}^{ - 2} = \frac{1}{7 {}^{2} } \times \frac{1}{3 {}^{2} } \times \frac{1}{4 {}^{2} } = \frac{1}{49} \times \frac{1}{9} \times \frac{1}{16} = \frac{1}{7056}$

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