Question

polynomial queation
only genius solve this​

Answer 1

Answer:

not clear my friend

take clear image

Answer 2

Answer:

(x/2)³  - (2y )³

Step-by-step explanation:

(x/2 +2y )  (x² -xy + 4y²)  =  (x/2 )³  - (2y)³

                                       = x³/8  -  4y³

using identity  

a³ - b³  = (a +b) ( a² -ab +b²)