3 years ago

A shipment of 23 television sets contain three defective ones. In how many ways can a vending machine purchase four of these uni

ts and receive two good units ?

Mathematics

1 answer:

Alex_Xolod [135]3 years ago

4 0

$\frac{x}{y} \frac{x}{y} \frac{x}{y} \frac{x}{y} \frac{x}{y} \neq \sqrt{x} \sqrt[n]{x}$

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Step 1:
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