Respuesta :

choixongdong
If B^2 = 9^2 = 81
If B*2 = 9(2) = 18

hope it helps

Answer:

[tex]B^{2}=81[/tex]

Step-by-step explanation:

As you have that B = 9

And you have the expression [tex]B^{2}[/tex], that means that you have to take the given number and to multiply it itself 2 times, that is:

[tex]B^{2}=B*B[/tex]

[tex]B^{2}=9*9[/tex]

[tex]B^{2}=81[/tex]