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 seismic wave moves through earth at the fastest speed?
What are the 3 features of a typical seigneurie
which seismic wave moves through earth at the fastest speed?
If Walt can paint 25 feet of fence in an hour, and Joe can paint 35 feet in an hour, how many minutes will it take them to paint a 150-foot fence, if they work
The value square root of 53 of lies between which two consecutive integers?
How did scientists discover the common structure of cells?
Can somoene help me with this question??How might the history of the U.S. have been different if the original thirteen states had been guaranteed a perpetual ma
Which of the following statements is true concerning LUCA? (1) LUCA was a cell. (2) All life on Earth evolved from LUCA. (3) LUCA probably existed probably arou
Find all powers of 4 in range 4 through 1,000
Dominick lives 1 3/4 miles from his school.  If his mother drives him half the way, how far will Dominick have to walk to get to school?