Respuesta :

Answer:

= 21/8^2+55/2x+20

Step-by-step explanation:

=

3

2

x+5+

21

8

x2+26x+15

=(

21

8

x2)+(

3

2

x+26x)+(5+15)

=

21

8

x2+

55

2

x+20

Answer:

=

21

8

x2+

55

2

x+20