Question

(a^2 + 2a)^2 + 12(a^2 + 2a) - 45​

Answer 1

Answer:

a^4+16a^2+4a^3+24a-45

Step-by-step explanation:

a^4+4a^2+4a^3+12a^2+24a-45

a^4+16a^2+4a^3+24a-45