SOLUTION: Expand the binomial using the pascal triangle: (2x-9y)^4

Algebra ->  Polynomials-and-rational-expressions -> SOLUTION: Expand the binomial using the pascal triangle: (2x-9y)^4      Log On


   



Question 618376: Expand the binomial using the pascal triangle:
(2x-9y)^4

Answer by ewatrrr(24785) About Me  (Show Source):
You can put this solution on YOUR website!
 
Hi,
RE Pascal Triangle: %28x%2BY%29%5E4+=+x%5E4%2B+4x%5E3Y+%2B6x%5E2Y%5E2+%2B+4XY%5E3+%2B+Y%5E4

16x%5E4%2B-288x%5E3y%2B1944x%5E2y%5E2%2B-5832xy%5E3%2B6561y%5E4