In the first question cant we choose 5 seats and then arrange the people in them? – 8C5 * 5! ways?? Reply
Yes, it should have been 8P5. Typo! And yes it could be written as 8C5 * 5!….but we have not discussed Combinations as yet at this point in the blog! regards J Reply
In the first question cant we choose 5 seats and then arrange the people in them?
– 8C5 * 5! ways??
Hi, and also shouldnt 8P3 = 8*7*6?
Yes, it should have been 8P5. Typo! And yes it could be written as 8C5 * 5!….but we have not discussed Combinations as yet at this point in the blog!
regards
J
In the first chess question won’t we divide it by 4???