Question

Prove that root √5 is irrational

Answer 1

Step-by-step explanation:

Square root of 5. It is an irrational algebraic number. ... 4.3×10−5). As of November 2019, its numerical value in decimal has been computed to at least 2,000,000,000,000 digits.

Answer 2

Answer:

√5= a/b

√5= a/b-5/1. cross multiplication

√5= a²-b²

√5b²=a²

√5 is an irrational no

a²-b² is an irrational no

√5b²-a² is an rational no

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