serena2263 serena2263
  • 13-05-2020
  • Mathematics
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What’s the answer to this wuestion

Whats the answer to this wuestion class=

Respuesta :

devishri1977
devishri1977 devishri1977
  • 13-05-2020

Answer:

D

Step-by-step explanation:

5w(4w²-2w) +3w(-2w² + 4w)=[ 5w*4w²] - [5w*2w] + [3w*(-2w²)] + 3w*4w

= 20w³ - 10w² - 6w³ + 12w²    {bring the like terms together}

= 20w³ - 6w³ - 10w² + 12w²

= 14w³  + 2w²

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