9. Concider a shipment of 50 laptops of which four are defective. In how many ways can we select four non-defective laptops? а. b. How many ways can we select four laptops in which at least one of the laptops is defective?

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Solve question 9both parts and take a thumb up plz
9.
Consider a shipment of 50 laptops of which four are defective.
In how many ways can we select four non-defective laptops?
а.
b. How many ways can we select four laptops in which at least one of the laptops is
defective?
Transcribed Image Text:9. Consider a shipment of 50 laptops of which four are defective. In how many ways can we select four non-defective laptops? а. b. How many ways can we select four laptops in which at least one of the laptops is defective?
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