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Multiply the given polynomials. 2y +1; y^2 – 2y + 3y

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Multiply the given polynomials.  

2y +1; y2 – 2y + 3y

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Best answer

(2y + 1) × (y2 – 2y 3+ 3y) 

= 2y(y2 – 2y3 + 3y) + 1(y2 – 2y3 + 3y) 

= 2y3 – 4y4 + 6y2 + y2 – 2y3 + 3y 

= -4y4 + 2y3 – 2y3 + 6y2 + y2 + 3y 

= -4y4 + 7y2+ 3y

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