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

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

What does the word corroborated mean in this sentence? The police believed his story because it was corroborated by several witnesses. liked opposed confirmed f

What was an unexpected result of the British policy of salutary neglect toward the American colonies?

A rectangle has an area of 30 sq. meters, and a perimeter of 34 meters. What is the dimension?

Loren is putting brick along both edges of the 21-meter walkway to his house. Each brick is 0.26 meters long. Loren is placing the bricks end to end. How many b

Which amendment protects citizens from cruel or unusual punishment? Third fifth Eighth Tenth

If it were not for this guy, teenagers would be unable to talk on the phone. Alexander Graham Bell Andrew Carnegie Nikolaus Otto Kelly Bessemer

When the cell begins to synthesize genetic material, it is in _____. G0 phase G1 phase G2 phase S phase

Which of the following is not a factor influencing preventive measures used to combat the spread of disease? A. Antibiotics B. Cleanliness of food

When you ride a bicycle,when is friction helpful and not helpful

what is 6/7 ×4/5 ??????????