1/3a^3-2a^2+6;5a^3-a^2+6;a^3+6a^2-1addthe following
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(19/3)a³ + 3a² + 11
Step-by-step explanation:
{ (1/3)a³ - 2a² + 6 } + { 5a³ - a² +6 } + { a³ +6a²-1 }
=> (1/3) a³ + 5a³ +a³ -2a² - a² +6a² + 6+6-1
=> (1/3+6)a³ + 3a² +11
=> (19/3)a³ + 3a² + 11
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