Question

prove 3+2root2 is irrational​

Answer 1

Answer:

assume that 3+2√2 is rational

3+2√2=a/b

2√2=a/b-3

2√2=a-3b/b

√2=a-3b/2b

therefore,

a-3b/2b is rational

but √2 is irrational

by contradiction,

3+2√2 is irrational

I hope you understand

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Answer 2

Answer:

the above answer is correct follow that answer