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Question
Simplify:
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Solution
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Evaluate.
`{(1/3)^(-1) - (1/4)^(-1)}^(-1)`
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`(3^(-5) xx 10^(-5) xx 125)/(5^(-7) xx 6^(-5))`
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\[\left\{ 5^{- 1} \div 6^{- 1} \right\}^3\]
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By what number should \[\left( \frac{1}{2} \right)^{- 1}\] be multiplied so that the product may be equal to \[\left( \frac{- 4}{7} \right)^{- 1} ?\]
Find x, if \[\left( \frac{1}{4} \right)^{- 4} \times \left( \frac{1}{4} \right)^{- 8} = \left( \frac{1}{4} \right)^{- 4x}\]
Which of the following numbers is not equal to \[\frac{- 8}{27}?\]
(a) \[\left( \frac{2}{3} \right)^{- 3}\]
(b) \[- \left( \frac{2}{3} \right)^3\]
(c) \[\left( - \frac{2}{3} \right)^3\]
(d) \[\left( \frac{- 2}{3} \right) \times \left( \frac{- 2}{3} \right) \times \left( \frac{- 2}{3} \right)\]
The multiplicative inverse of `(- 5/9)^-99` is ______.
Simplify and express the result in power notation with positive exponent.
`(−3)^4 × (5/3)^4`
