simplifying radical expressions

Simplify:

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Simplify the radical expression:
$\sqrt{27m^7p^{4\ }}$

• $3m\sqrt{3m^3p^2}$

• $3m^3p^2\sqrt{3m}$

• $9mp\sqrt{3m}$

• $9m^3p^2\sqrt{3m}$

Simplify the radical expression:
 $\sqrt{128a^3b^4}$  

•  $8ab^2\sqrt{2a}$  

•  $2a\sqrt{8ab^2}$  

•  $2ab\sqrt{64ab}$  

•  $64ab^2\sqrt{2a}$  

Simplify completely.

• 8√3xy

• y√24xy

• 8y√3xy

• 8√24x

Simplify completely.

• 3v√2v

• 3v√2v³

• v√18v

• 9v√v