Respuesta :

SINAZEUS
1-

number 2) is correct





2- 3) is true



11) Jacob is not correct. because 6radical 5 is irrational



12) radical 20 is an irrational number but

so a+b is irrational



but
[tex] \sqrt{225} = 15 \\ it \: is \: rational[/tex]

so b+c is rational



good luck

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