This is the 3533rd most frequent Portuguese word.
positivas
"Positivas" means "positive" (feminine plural form).
The word 'positivas' is used as an adjective modifying the noun 'opiniões', describing their nature.
As opiniões sobre o novo filme foram bastante positivas.
The opinions about the new movie were quite positive.
Here, 'positivas' describes 'atitudes', indicating their affirmative and constructive nature.
Ele sempre tem atitudes positivas em situações difíceis.
He always has positive attitudes in difficult situations.
In this sentence, 'positivas' describes 'resultados', pointing to favorable or advantageous outcomes.