Quale espressione non è equivalente a $$\frac{\left(\frac{3}{4}\right)}{\left(\frac{2}{5}\right)}$$ ? Opzioni: $$\frac{3}{4}:\frac{2}{5}$$ , $$\frac{3}{4}\cdot\frac{5}{2}$$ , $$\frac{3}{4}\cdot\frac{2}{5}$$ , $$\frac{\left(\frac{3}{2}\right)}{\left(\frac{4}{5}\right)}$$ , $$\frac{\left(3\cdot5\right)}{\left(4\cdot2\right)}$$

$$\frac{3}{4}\cdot\frac{2}{5}$$ non è equivalente

Quale, fra le seguenti espressioni, è equivalente a $$\left(\frac{2}{5}\right)^2:\left(\frac{2}{5}\right)^{-3}$$ ?

$$\left(\frac{2}{5}\right)^5$$ .

Flashcard sui numeri razionali Flashcards

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la prima e la terza sono equivalenti.

2.

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in c) e in d).

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5.

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1

6.

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