A community for students.
Here's the question you clicked on:
 0 viewing
anonymous
 5 years ago
What is the coefficient of the fifth term in the expansion of (x+1)^8 ?
anonymous
 5 years ago
What is the coefficient of the fifth term in the expansion of (x+1)^8 ?

This Question is Closed

amistre64
 5 years ago
Best ResponseYou've already chosen the best response.0youd have to expand it out to tell, unless someone knows a shortcut :)

amistre64
 5 years ago
Best ResponseYou've already chosen the best response.0i might know a short cut......

amistre64
 5 years ago
Best ResponseYou've already chosen the best response.0the binomial therum or some such name...... pascals triangle

amistre64
 5 years ago
Best ResponseYou've already chosen the best response.01 11 121 1331 14641 1 5 10 10 5 1 that stuff

anonymous
 5 years ago
Best ResponseYou've already chosen the best response.0i don't know pascals triangle

amistre64
 5 years ago
Best ResponseYou've already chosen the best response.011^8 would work too :)

anonymous
 5 years ago
Best ResponseYou've already chosen the best response.0how did you get the 11?

amistre64
 5 years ago
Best ResponseYou've already chosen the best response.0pascals triangle follow a pattern of the powers of 11 11^2 is the quadratic cooeficients 1 2 1 11^3 is the cubics cooefficients..1 3 3 1 and so on 11^8 = 214358881 but I have to pick it out into the right pattern

amistre64
 5 years ago
Best ResponseYou've already chosen the best response.01 11 121 1331 14641 15101051 1 6 15 20 15 6 1 1 7 21 35 35 21 7 1 1 8 28 56 70 56 28 8 1 the 5th cooeficient will be 70

amistre64
 5 years ago
Best ResponseYou've already chosen the best response.0in fact this is all the cooefficients :)

anonymous
 5 years ago
Best ResponseYou've already chosen the best response.0use Pascals Triangle to find out the fifth coeficent
Ask your own question
Sign UpFind more explanations on OpenStudy
Your question is ready. Sign up for free to start getting answers.
spraguer
(Moderator)
5
→ View Detailed Profile
is replying to Can someone tell me what button the professor is hitting...
23
 Teamwork 19 Teammate
 Problem Solving 19 Hero
 Engagement 19 Mad Hatter
 You have blocked this person.
 ✔ You're a fan Checking fan status...
Thanks for being so helpful in mathematics. If you are getting quality help, make sure you spread the word about OpenStudy.