Respuesta :

Answers:

7. 12

8. -√18

9. √220

Step-by-step explanation:

To find out which is greater, we must eliminate the radical symbol.

#7

[tex]\sqrt{88}[/tex] = 9.38083151965

9.4 < 12

#8

[tex]-\sqrt{18}[/tex] = -4.24264068712

-4.2 > -6

#9

[tex]\sqrt{220}[/tex] = 14.8323969742

14.5 < 14.8

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