Show that there is no value of n for which 2n- 5n ends in 5 -

We can write: (2n nbsp; times; 5n) = (2 nbsp; times; 5)n nbsp; nbsp; nbsp; nbsp; nbsp; nbsp; nbsp; = 10n For any value of n, we ge ...

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Comparing the Ratios of Coefficients of a Linear Equation

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Show that there is no value of n for which (2ⁿ × 5ⁿ) ends in 5.

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