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

is every integer is a rational number? why?
Solve the equation. 2/3h-1/3h+11=8
The poster I'm going to be buying to put all the pictures on is going to be 22 by 28. Each picture I will get is going to be 4 by 6. How many pictures will fit
Please help me out you guys
y=3x+9 and y=1/3x-4. is the line parallel perpendicular or neither?
Describe the relationship of the Dutch and the English Colonists.
heeeeeeeeeeelllllllpppppppppp​
Money Can’t Buy Happiness speech with examples
Unscramble the sentences. Is/class/very/a/interesting/it________________ Rather/was/surprised/He____________________ Busy/are/we/quite________________________ T
what is the midpoint of ab if(-1,4) and b(-7,-13)