Question

Prove that (7 + 3 √5) is an irrational number, if given that √5 is

irrational.​

Answer 1

Answer:

Hence, 5 is a factor of both a and b. Therefore, √5 is irrational number. Now, ... 7-3√5 = p/q where p and q are integers coprime to each other.

Step-by-step explanation:

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