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((2)/(3)x-(1)/(3x))=...

`((2)/(3)x-(1)/(3x))=`_____

A

`2x^(2)-3`

B

`2x^(2)-1`

C

2x-1

D

`2x^(2)-2`

Text Solution

Verified by Experts

The correct Answer is:
B
`3x((2)/(3)x-(1)/(3x))=3xxx(2)/(3)x-3x xx(1)/(3x)`
`=2x^(2)-1`
Hence, the correct option is (b)
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