destiny8568 destiny8568
  • 02-01-2018
  • Mathematics
contestada

What is the coefficient of x 9y 4 in the expansion of (2x + 3y) 13?

Respuesta :

sqdancefan
sqdancefan sqdancefan
  • 16-10-2019

Answer:

  29,652,480

Step-by-step explanation:

The term of interest is ...

  (13C9)(2x)^9·(3y)^4 = 715·512·81·x^9·y^4 = 29,652,480·x^9·y^4

The coefficient is 29,652,480.

Answer Link

Otras preguntas

Which is a true statement about drama? all of these answers Dramas use the same six-point plot structure as narratives. Dramas can contain both major and minor
Write an equation for a sine curve that has the given amplitude and period, and which passes through the given point. Amplitude 5, period 6, point (2, 0)
What is the degree of the polynomial?
Explain why modern wars are often less deadly and destructive than WW1 was.
Which of the following are the coordinates of the vertex of Y=3x2 + 3?
Please help me out on this question
7/21 3/12 Simplify each fraction​
Which of the following is an example of a conflict of interest? A. A manufacturing company hires many employees. B. A worker has two jobs at unrelated companie
a rotating column of air is called a(n)
Explain how nondisjunction can lead to aneuploidies.