3 +2 root5 is rational number
Answers
Answered by
1
Step-by-step explanation:
Proof: Let us assume that 3 + 2√5 is a rational number. This shows (a-3b)/2b is a rational number. But we know that But √5 is an irrational number.
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Answered by
3
Answer:
Step-by-step explanation:
5 is irrational. To prove: 3 + 2√5 is an irrational number.
Proof: Let us assume that 3 + 2√5 is a rational number. This shows (a-3b)/2b is a rational number. But we know that But √5 is an irrational number.
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