Math, asked by maitri10, 11 months ago

check whether -5+2√5-√5 is an irrational or rational number​

Answers

Answered by rizul16
1

yes it is a irrational number


maitri10: plz explain
rizul16: when _ 2root 5 with root 5 the answer Will be root 5 and it is a irrational number
spidy60: yes
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Answered by spidy60
3

yes it is irrational as when we will subtract this equation it will give us the answer

-5+root 5

and according to it a rational number cannot have roots


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