Respuesta :
A. 6d^2 +5cd - 3dc +8
The dc and cd are the same thing, they did not put "dc" in the standard form (alphabetical order). Thus, you can combine like terms.
A. 6d^2 + 2cd +8
The dc and cd are the same thing, they did not put "dc" in the standard form (alphabetical order). Thus, you can combine like terms.
A. 6d^2 + 2cd +8