1.

यदि `27^(2n-1)=(243)^(3)` है तो `n` का मान ज्ञात करें।A. 3B. 6C. 7D. 9

Answer» Correct Answer - A
`23^(2n-1)=243^(3)`
`3^(3(2n-1)=3^(5xx3)`
`3^(6n-3)=3^(15)`
`6n-3=15`
`6n=18`
`n=18/6,n=3`


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