show that 3+2√5 is an irrational numbers
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go run
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Answer:
Let be x
x = 3+2√5
x - 3 = 2√5
x - 3 / 2 = √5
So,
LHS is rational
RHS is irrational
LHS ≠ RHS
3+2√5 is irrational
Hence proved
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