Question

(3a3 – 2a2 + 5a – 6) + (7a2 – 5a3 + 1 – 6a) =

Answer 1

-2a³+5a²-a-5

(3a³ – 2a² + 5a – 6) + (7a² – 5a³ + 1 – 6a)

3a³ – 2a² + 5a – 6 + 7a² – 5a³ + 1 – 6a

3a³-5a³-2a²+7a²+5a-6a-6+1

-2a³+5a²-a-5

❤️ Boa noite ❤️

29/09/21