cherish71
cherish71 cherish71
  • 12-08-2022
  • Mathematics
contestada

-a(a² + 2a-1) for a = 2
pls help me solve this

Respuesta :

adikovictoria48
adikovictoria48 adikovictoria48
  • 12-08-2022

Answer:

-9

Step-by-step explanation:

-2(2x2+2(2)-1)

-2 x 4= -8

since the sign outside the bracket is negative, the positive sign will change to negative.

So we have -8-2(2)-1

-8-3

=-9

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