harmonyjohnsonoz0rfg harmonyjohnsonoz0rfg

07-11-2017
Mathematics

contestada

six runners are entered in a race.Assume there are no ties In how many ways can first and second place be awarded

Respuesta :

laurenhaldeman laurenhaldeman

07-11-2017

P(6,2) = 6!/(6-2)!
P(6,2) = 6!/4! 6! = 1*2*3*4*5*6 4! = 1*2*3*4
P(6,2) = (1*2*3*4*5*6)/(1*2*3*4)
P(6,2) = (5*6)/1
P(6,2) = 30
I hope this makes sense. Let me know if you don't understand any of this. ☺♥

Answer Link

Otras preguntas

What is groupthink? suppose that you are a leader of a campus group. what can you do in order to prevent groupthink??

What are the types of parallelism?

3=5A + 8 Solve for A? What is A?

Which of the following was an effect of farming on the development of early river valley civilizations? A. Surplus food allowed groups of people to specialize a

Different layers of the earth exist due to what?

What body part is pronounced as one letter but written with three, only two different letters are used?

Cross-cultural research stimulated by Vygotsky's theory reveals that A. the developmental sequences observed in Western cultures are universal. B. c

What is the length of side x in the triangle below?

geographers use the five themes of geography to?

Which of the following best summarizes what Dickinson is describing in the fourth stanza of the poem? A. the persona’s camaraderie with wildlife B. the persona’