jazi100617 jazi100617
  • 10-10-2018
  • Mathematics
contestada

What is the correct evaluation of 2a2 - 3b2 when a is equal to 2 and b is equal to -1?


A.11


B.5


C.-5


D.-11

Respuesta :

katelyndaviss2
katelyndaviss2 katelyndaviss2
  • 10-10-2018

The correct answer is A. 11

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