raba3seyBarro
Answered

Simplify the expressions below. Write the final product in standard form and show your work to receive full credit.



1.2x^4(4x^2 + 3x + 1)





2.(4x – 3)(2x^2 – 7x + 1)




3.(x2 + 4x – 3)(2x^2 + x + 6)

Verified Answer :

HomertheGenius

1.
1.2 x^4 ( 4 x² + 3 x + 1 ) = 4.8 x^6 + 3.6 x^5 + 1.2 x^4
2.
( 4 x - 3 ) ( 2 x² - 7 x + 1 ) = 8 x³ - 28 x² + 4 x - 6 x² + 21 x - 3 =
= 8 x³ - 34 x² + 25 x - 3
3.
( x² + 4 x - 3 ) ( 2 x² + x + 6 ) =
= 2 x^4 + x³ + 6 x² + 8 x³ + 4 x² + 24 x - 6 x² - 3 x - 18 =
= 2 x^4 + 9 x³ + 4 x² + 21 x - 18 

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