SOLUTION: How do I solve 2(x+3)Squared? I know the answer is 2x squared + 6x +9, but I don't know how the 6x came.

Algebra ->  Square-cubic-other-roots -> SOLUTION: How do I solve 2(x+3)Squared? I know the answer is 2x squared + 6x +9, but I don't know how the 6x came.      Log On


   

Question 994809: How do I solve 2(x+3)Squared? I know the answer is 2x squared + 6x +9, but I don't know how the 6x came.
Answer by josgarithmetic(39616) About Me  (Show Source):
You can put this solution on YOUR website!
2(x+3)^2

2%28x%5E2%2B3x%2B3x%2B9%29
2%28x%5E2%2B6x%2B9%29
2x%5E2%2B12x%2B18

The finished expression has no 6x term.