Answers

2016-04-28T17:34:41+05:30
Let 7√5 be rational
7√5=p÷q(p÷q is rational)
√5=(p÷q)÷7
here √5 is irrational but it is equal to a rational number this contradicts that 7√5 is a irrational number.
by gourav
1 5 1
√5=(p÷q)÷7 explain this step
its 7 minus root 5
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2016-04-28T19:25:48+05:30