итак

итак

"So, therefore, thus."

In this sentence, 'итак' is used as a linking word to transition or draw attention to the beginning of a discussion or activity.

Итак, начнём наше занятие.

So, let's begin our lesson.

In this example, 'итак' serves as a summarizing and organizing transition, emphasizing the logical progression of the explanation.

Итак, в этой задаче мы решили первым делом найти площадь.

So, in this task, we first decided to find the area.

Here, 'и так' is used as a phrase combining 'и' (and) with 'так' (so), illustrating that despite effort, the outcome remained unchanged.

Он долго думал над проблемой, и так ничего не решил.

He thought about the problem for a long time and still didn't resolve anything.