Question

If both a and b are rational numbers find the values of a and b when 4+√5\4-√5 + 4-√5\4+√5 = a + b√5

Answer 1

If both a and b are rational numbers find the values of a and b when 4+√5\4-√5 + 4-√5\4+√5 = a + b√5

Answer:

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