Question

3. Prove that 6-2 root 5 is irrational​

Answer 1

Answer:

let us assume that 6 -2 root5 is a rational number. ... 6 -2root 5 = p / q where p and q are integers and q ia not equal to 0. 6 - 2root 5 = a / b where a and b are co-prime .

Answer 2

Step-by-step explanation:

6 -2root 5 = p / q where p and q are integers and q ia not equal to 0. 6 - 2root 5 = a / b where a and b are co-prime . Therefore , This contradicts the fact that root 5 is rational

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