Anyone can solve this? i need answers pls

Answer:
1) A.2 [tex]\sqrt{2}[/tex] B. 3[tex]\sqrt[3]{3}[/tex]
2) A. [tex]x^{3}[/tex][tex]\sqrt{x}[/tex] B. 9xy[tex]\sqrt{5y}[/tex]
3) A. 2 B. 3[tex]x^{2}[/tex]/4[tex]y^{2}[/tex]
4) A. 7[tex]\sqrt{5}[/tex] B. (3x^2 -2x)[tex]\sqrt{xy}[/tex]
5) --
6) 2[tex]\sqrt{2}[/tex] , (2b-4a-1)[tex]\sqrt{ab}[/tex]
7) [tex]\sqrt{21}[/tex] ,6 x[tex]\sqrt{2}[/tex]
9) -1, 8- 4[tex]\sqrt{3}[/tex]
Step-by-step explanation: