momo6468 momo6468
  • 04-01-2019
  • Mathematics
contestada

Which of the following is the value of the expression 2x^2+1 when x = -2?

Respuesta :

faithharter15 faithharter15
  • 04-01-2019

Answer: 9


Step-by-step explanation:

1.) you first want to plug in your x= -2


2.) 2*-2^2=1


3.) Solve in order.


4.) 2*-2 = -4


5.) -4 * -2 (your power) = 8 , it is a negative two because x = -2 and where it lands in the order of operations that is how you solve.


6.) 8 + 1 = 9


7.) =9 .


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Аноним Аноним
  • 04-01-2019

Answer:

2(-2)^2+1

2(4)+1

8+1

9

The value of this expression is 9 when x=-2

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