Respuesta :

Answer:

(

r2−16

2r

+8)(

r+4

r2+8r+16

)

=

r3+20r2+48r−64

2r3+16r2+32r

=

(r+4)(r2+16r−16)

2r(r+4)(r+4)

=

r2+16r−16

2r2+8r

r^2 +16r-16/2r^2+8r

should be the answer

Step-by-step explanation: