"______" Method has two drawbacks: No1, your audience will notice that you are flipping the cards. No2, the order of those cards is rather critical.
举一反三
- 2. Even when you cancel your credit cards, you may be at risk of __________ by someone who can use them to obtain store cards.
- A first-grade teacher use ten flash cards, numbered 1 through 10, to teach her students to order numbers correctly. She has students choose four flash cards randomly, then arrange the cards in ascending order. One day, she removes the cards numbered "2" and "4" from the deck of flash cards. On that day, how many different correct arrangements of four randomly selected cards are possible A: 70 B: 210 C: 336 D: 840 E: (E) 1,680
- Debit cards preceded credit cards.
- Q2 EventsYou are playing a solitaire game in which you are dealt three cards without replacement from a simplified deck of 10 cards (marked 1 through 10). You win if one of your cards is a 10 or if all of your cards are odd.How many winning hands are there if different orders are different hands?[img=675x503]18034cff75e276b.png[/img]
- When exchanging cards, you smile and walk to the other person and extend your name cards with both hands.