Question

(a square + b)+(a+bcube)

Answer 1

a^3+a^2b+ba +b^4.
hope a it help you

Answer 2

= (a² + b) + (a + b³)

= a² + b + a + b³ 

(= a(a + 1) + b(b² +1))

☺ Hope this Helps ☺