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Simplify `4a^(-1)b^(-2)b^(c) xx6a^(3)b^(2)c div 12a^(2)b^(4)b`.

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Simplify `4a^(-1)b^(-2)b^(c) xx6a^(3)b^(2)c div 12a^(2)b^(4)b`.
A. 2
B. 2abc
C. 2bc
D. `2b^(-1)`
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1 Answer

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Correct Answer - D
`4a^(-1)b^(-2)c^(3)xx6a^3b^2cdiv12a^2c^4b`
`=(24a^2c^4)/(12a^2c^4b)`
`=(2)/(b)=2b^(-1)`
Hence, the correct options is (d).
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