SOLUTION: Multiply: (4x + 1)(2x2 + 5x + 1)

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Question 165325: Multiply:
(4x + 1)(2x2 + 5x + 1)
Answer by nerdybill(7384) About Me  (Show Source):
You can put this solution on YOUR website!
(4x + 1)(2x^2 + 5x + 1)
Using the "distributive property" :
(4x)(2x^2 + 5x + 1) + (1)(2x^2 + 5x + 1)
Expanding:
(8x^3 + 20x^2 + 4x) + (2x^2 + 5x + 1)
8x^3 + 20x^2 + 4x + 2x^2 + 5x + 1
8x^3 + 22x^2 + 9x + 1