ashi2015 ashi2015

22-11-2021
Mathematics

contestada

What is the coefficient of the x^2 term when (x + 3y)^3 is expanded?

Respuesta :

Thisgirl1000 Thisgirl1000

22-11-2021

Answer: 9y

Step-by-step explanation:

(x +3y)1

= x + 9yx² + 15y²x + 27y³

Coefficient of x = 9y

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