In a shipment of 59 vials, only 14 do not have hairline cracks. If you randomly select 2 vials from the shipment, in how many ways can at le

Question

In a shipment of 59 vials, only 14 do not have hairline cracks. If you randomly select 2 vials from the shipment, in how many ways can at least one of the 2 selected vials have a hairline crack if the order of selection does not matter?

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Mia 7 months 2021-10-07T22:53:16+00:00 1 Answer 0 views 0

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    2021-10-07T22:54:27+00:00

    Answer:

    721

    Step-by-step explanation:

    at least one vial has crack

    14C1•45C1 + 14C2 = 721

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45:7+7-4:2-5:5*4+35:2 =? ( )