cgdance77 cgdance77

07-02-2017
Mathematics

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Matilda has 9 books and she wants to give 3 of these books to her sister. How many different gifts are possible?

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Аноним Аноним

07-02-2017

This is a tricky question. The way to solve it is [tex]C(9,3)[/tex]. To solve it, you do [tex] \frac{9*8*7}{3*2*1} [/tex] so when you solve it, you get 84. Hope it helps!

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