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-n/227n/ 223. If(3" x2)3729then, prove that m-2 |
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Answer» 9^(n+1)*(3^-n/2)^-2 - 27^n/(3^m * 2)^3 = 1/729 27^n(9 - 1)/27^m*8 = 1/729 27^n*8/27^m*8 = 1/27^2 1/27^[m - n] = 1/27^2 Since base is same then powers are equal Therefore,m - n = 2 |
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