Una potenza è un'espressione matematica che rappresenta il prodotto di un numero per se stesso un certo numero di volte. Si scrive come $$a^n$$ , dove $$a$$ è la base e $$n$$ è l'esponente.

Cosa rappresenta l'esponente in una potenza?

L'esponente indica quante volte la base deve essere moltiplicata per se stessa.

Cosa succede quando l'esponente è negativo?

Un esponente negativo indica il reciproco della potenza: $$a^{-n} = \frac{1}{a^n}$$ .

Potenze Flashcards

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16 questions

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1.

FLASHCARD QUESTION

Front

Cos'è una potenza?

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2.

FLASHCARD QUESTION

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1

3.

FLASHCARD QUESTION

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8

4.

FLASHCARD QUESTION

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9

5.

FLASHCARD QUESTION

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17

6.

FLASHCARD QUESTION

Front

Qual è la regola per le potenze con la stessa base?

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7.

FLASHCARD QUESTION

Front

Qual è la regola per le potenze in divisione con la stessa base?

Back

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