explicou

explicou

"Explicou" means "explained."

Here, 'explicou' means 'explained' and is used in the past tense to denote an action where someone clarified or described something previously.

Ele explicou o problema para a turma.

He explained the problem to the class.

In this instance, 'explicou' is used to depict a completed past action where the teacher imparted knowledge or instruction regarding the equation's use.

A professora explicou como usar a equação.

The teacher explained how to use the equation.

Here, 'expliquei' is the conjugated form of 'explicou' for the first person singular, indicating that the speaker performed the act of explaining in the past.

Eu expliquei o conceito claramente no início da aula.

I explained the concept clearly at the beginning of the class.