SOLUTION: what is the answer to this equation (6x + 7) to the power of two

Algebra ->  Coordinate Systems and Linear Equations  -> Lessons -> SOLUTION: what is the answer to this equation (6x + 7) to the power of two      Log On


   

Question 372096: what is the answer to this equation (6x + 7) to the power of two
Answer by ewatrrr(24785) About Me  (Show Source):
You can put this solution on YOUR website!


Hi,

(6x + 7) to the power of two

(6x+7)^2 

(6x+7)(6x+7) = 36x^2 + 84x + 49

Note:  sum of the Inner product (42x) and the outer product(42x) = 84x