SOLUTION: What is the fourth term of (d + 4b)3? A. -b^3 B. -64b^3 C. b^3 D. 64b^3

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Question 623845: What is the fourth term of (d + 4b)3?
A. -b^3

B. -64b^3

C. b^3

D. 64b^3

Answer by ewatrrr(24785)   (Show Source): You can put this solution on YOUR website!
 

Hi

What is the fourth term of (d + 4b)^  

Re: Bionomial Theorem:  (a+b)^3 = a^3 + 3a^2b + 3ab^2 + b^3  

Note: 4th term is the last term of this bionomial expansion: 3 + 1 = 4

 (4b)^3 = 64b^3