josephinebitsui josephinebitsui

12-11-2019
Mathematics

contestada

Multiply the polynomials.
(x+ 2)(2x2 + 9x+8)

Respuesta :

marcthemathtutor marcthemathtutor

12-11-2019

Answer:

2x³ + 13x² + 26x + 16

Step-by-step explanation:

(x+ 2)(2x² + 9x+8)

= 2x²(x) + 9x(x) +8(x) + 2x²(2) + 9x(2) +8(2)

= 2x³ + 9x² +8x + 4x² + 18x + 16

= 2x³ + 13x² + 26x + 16

Answer Link

OsamaKayed OsamaKayed

27-01-2020

Answer:

2x³ + 13x² + 26x + 16

Step-by-step explanation:

(x+ 2)(2x² + 9x+8)

= 2x²(x) + 9x(x) +8(x) + 2x²(2) + 9x(2) +8(2)

= 2x³ + 9x² +8x + 4x² + 18x + 16

= 2x³ + 13x² + 26x + 16

Answer Link

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