vicentejt0929 vicentejt0929
  • 27-10-2020
  • Mathematics
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14. Evaluate: 9a2 – 2b2 when a =
4 and b =7

Respuesta :

kyletvu
kyletvu kyletvu
  • 28-10-2020

Answer:

9a2-2b2=9 times 4 times 2 - 2 times 7 times 2=72-28=44

The answer is 44, hoped I helped :P

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