Mathematics, 30.07.2019 14:00, Osorio5116
Prove that root 7 is irrational by the method of contradiction
Answers: 1
is a rational number. Therefore it can be expressed as a fraction 
where
and 
.
is divisible by 7, and therefore also 
is divisible by 7.
where 
------- 
is divisible by 7 and therefore so is 
.
which contradicts our earlier assumption that 
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Prove that root 7 is irrational by the method of contradiction...
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