Question

find the product of (2y - 1) and (4y² + 2y + 1).

help.​

Answer 1

Answer:

8y^3 - 1

I have made it in above picture

Answer 2

Answer:

         8y³ - 1

Step-by-step explanation:

   (2y - 1) × (4y² + 2y + 1) =

= 2y×4y² - 1×4y² + 2y×2y - 1×2y + 2y×1 - 1×1 =

        = 8y³ - 4y² + 4y² - 2y + 2y - 1 =

            = 8y³ - 1