yecenia9 yecenia9
  • 22-06-2020
  • Mathematics
contestada

-2x2 + 1 for x = -3​

Respuesta :

brownlivesmatter
brownlivesmatter brownlivesmatter
  • 22-06-2020

Answer:

Step-by-step explanation:

-2(-3) *2+1

6*2+1

12+1

13

Answer Link
zrh2sfo
zrh2sfo zrh2sfo
  • 22-06-2020

Answer:

- 17

Step-by-step explanation:

Evaluate 1 - 2 x^2 where x = -3:

1 - 2 x^2 = 1 - 2×(-3)^2

Hint: | Evaluate (-3)^2.

(-3)^2 = 9:

1 - 29

Hint: | Multiply -2 and 9 together.

-2×9 = -18:

-18 + 1

Hint: | Subtract 18 from 1.

1 - 18 = -17:

Answer:  -17

Answer Link

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