Which of the following is the expansion of
(x + 5)^6?

My answer is x^6 + 5x^5 + 25x^4 + 125x^3 + 625x^2 + 3125x + 15625. Can anyone just check to see if this is right?

Question

Which of the following is the expansion of 
(x + 5)^6? 

My answer is x^6 + 5x^5 + 25x^4 + 125x^3 + 625x^2 + 3125x + 15625. Can anyone just check to see if this is right?

migitmack · Answer

HOLY CRAP that is long

parthkohli · Answer

1,6,15,20,15,6,1 are the coefficients. http://en.wikipedia.org/wiki/Pascal%27s_triangle#Rows

anonymous · Answer

Yes, for the pascal triangle 6th row.

parthkohli · Answer

Yeah, so that is correct.

anonymous · Answer

K thx! Just wanted to verify and make sure I didn't make any careless mistake :)

parthkohli · Answer

hehe :)

migitmack · Answer

What math are u doing. It SEEMS Foreign to me

anonymous · Answer

Algebra II first semester stuff migit, it's not hard at all :)

parthkohli · Answer

That is Algebra II, binomial theorem.

migitmack · Answer

oh Gawd. Isn't Algebra 2 10th grade work?

anonymous · Answer

10th or 11th depends if you take geometry first or not.

parthkohli · Answer

Not really; learn it whenever you need.

anonymous · Answer

At least for the standard student it would be that.