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( − 1 2 ) 5 × ( − 1 2 ) 3 is Equal to - Mathematics

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Question

\[\left( \frac{- 1}{2} \right)^5 \times \left( \frac{- 1}{2} \right)^3\] is equal to

Options

  • \[\left( \frac{- 1}{2} \right)^8\]

     

  • \[- \left( \frac{1}{2} \right)^8\]

     

  • \[\left( \frac{1}{4} \right)^8\]

     

  • \[\left( - \frac{1}{2} \right)^{15}\]

     

MCQ
Sum

Solution

\[\left( \frac{- 1}{2} \right)^8\]
We have:
\[\left( \frac{- 1}{2} \right)^5 \times \left( \frac{- 1}{2} \right)^3\]
`=((-1)/2)^(5+3)`

`=((-1)/2)^8`

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Chapter 2: Powers - Exercise 2.4 [Page 23]

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RD Sharma Mathematics [English] Class 8
Chapter 2 Powers
Exercise 2.4 | Q 7 | Page 23

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