check whether 6-root5 is rational or irrational...guys plz do this some seriously step by step so that i can understand properly what u guys have explained.
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let 6 - root5= a/b (where, a and b are integers and b ≠ 0)
=> 6= root 5
6 is rational number so root5 is also..
but this contradict that root5 is irrational number.
so,6 - root 5 is irrational..
HOPE NOW YOU GET IT☺
let 6 - root5= a/b (where, a and b are integers and b ≠ 0)
=> 6= root 5
6 is rational number so root5 is also..
but this contradict that root5 is irrational number.
so,6 - root 5 is irrational..
HOPE NOW YOU GET IT☺
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