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5m – n = 3m + 4n, then find the values of the following expressions. i. (m^2 + n^2)/(m^2 - n^2) ii. (3m + 4n)/(3m - 4n)

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5m – n = 3m + 4n, then find the values of the following expressions.

i. (m2 + n2)/(m2 - n2) 

ii. (3m + 4n)/(3m - 4n)

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5m – n = 3m + 4n … [Given] 

∴ 5m – 3m = 4n + n 

∴ 2m = 5n

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