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The video tutorial introduces the concept of doubling, explaining its basic principles and applications.

What does the speaker confirm they have done?

• They have made a mistake.

• They have completed a task.

• They have asked a question.

• They have started a new project.

What is the tone of the speaker when they confirm their action?

• Confident

• Apologetic

• Uncertain

• Excited

What might be the context of the speaker's statement?

• Completing a task successfully.

• Starting a new task.

• Asking for help.

• Making an error.

How does the speaker emphasize their action?

• By writing it down.

• By asking a question.

• By repeating the word 'Double'.

• By using a louder voice.

What is the significance of repeating the word 'Double'?

• To show uncertainty.

• To indicate a mistake was made.

• To ask for confirmation.

• To highlight the importance of the action.