Question

prove that 3_root5 is an irrational number​

Answer 1

Step-by-step explanation:

Let us assume that 3 + √5 is a rational number. Here, {(a - 3b) ÷ b} is a rational number. But we know that √5 is a irrational number. So, {(a - 3b) ÷ b} is also a irrational number.

Answer 2

Step-by-step explanation:

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