Prove that (2 +2√3) is not a rational number.
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To prove: √2 + √3 is an irrational number. Proof: Letus assume that √2 + √3 is a rational number. Since, a, b are integers, (a2 + b2)/2ab is a rational number.
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Answer:
2+2√3
√3 means 1.73
now
2+2×1.73
2+3.46
5.46
and this is the answer.
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