Question

Prove that 3+ 2√5 is irrational.
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Answer 1

Answer:

SIMPLE ANSWER

Step-by-step explanation:

ROOT 5 IS IRRATIONAL SO THE WHOLE EQUATION IS IRRATIONAL

Answer 2

Answer:

Step-by-step explanation:

To prove: 3 + 2√5 is an irrational number.  This shows (a-3b)/2b is a rational number. But we know that √5 is an irrational number. so the whole thing is irrational.

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