evelynnsalgado evelynnsalgado
  • 18-03-2020
  • Mathematics
contestada

Evaluate -x2 +x–1 forx=-1

Respuesta :

24rkothari
24rkothari 24rkothari
  • 18-03-2020

Answer:

0

Step-by-step explanation:

the equation after plugging in "x" is

-(-1)*(2)+(-1)-1

then after multiplication it is

2-1-1

this becomes 0

Answer Link
wegnerkolmp2741o
wegnerkolmp2741o wegnerkolmp2741o
  • 18-03-2020

Answer:

-3

Step-by-step explanation:

-x^2 +x–1

Let x = -1

- (-1)^2 + (-1) -1

- 1 -1 -1

-3

Answer Link

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