Question

Сколько будет?
15а^3+5b^4.
16a^3b^4+4b^4-2a^3b^4.
18a^3b^4+5a^3b^4-2a^3b^4.
18a^3b^6+2a^3b^2.

Answer 1

15а^3+5b^4.
5(3a^3+b^4)

16a^3b^4+4b^4-2a^3b^4.
14a^3b^4+4b^4
2b^4*(7a^3+2)

18a^3b^4+5a^3b^4-2a^3b^4.
(18+5-2)a^3b^4 
21a^3b^4

18a^3b^6+2a^3b^2.
2a^3b^2*(9b^4+1)