yasbaeyas96 yasbaeyas96
  • 13-10-2017
  • Mathematics
contestada

Find the 5th term of the expansion of (x + y)9.

Respuesta :

Аноним Аноним
  • 13-10-2017
(r + 1)th term of (x + y)^n  = nCr x^(n-r)y^r

so here we have  9C4 x^(9-4)y^4

=  126x^5y^4  Answer
Answer Link

Otras preguntas

Which option is an internal barrier to seeking mental health treatment? O financial constraints O lack of health insurance O lack of available resources stigmas
Which of the following is a potential danger of offering common stock to investors? A. It doesn't allow the entrepreneur to raise enough money. B. The stock can
write a letter to ur brother who live in another of a country telling him about the latest news at home and how you have missed his absence​
advantages of North at beginning of civil war​
Which one would be easier to make an essay on & why? Evaluate the success of the Spanish in assimilating native populations into their colonial society in t
Which examples are compound sentences? Select three options.
Is this to question number 3 correct?
Although we often cannot directly control all of our feelings, we can influence our feelings by changing our behavior, according to ______. Answer choices:A. At
I Need Help With This One, .......again
Write on essay on cash currency ??