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 .


Answer Link
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

Answer Link

Otras preguntas

how can you use the pythagorean theorem to solve real-world problems
what were the eight countries that made up ancient south asia
what is 80 divided by 2
What is characteristic of George Grenville?
What is adaptive learning?
One of the goals of psychology is to compile a list of characteristics about the behavior being studied. a. True b. False
The animated movie gnomeo and Juliet what's the allusion
What type of fertilization requires a great excess of egg and sperm gametes because most are wasted? a.external fertilization b.internal fertilization c.pollin
What is the process of water vapor changing to liquid called
Which number is irrational? A) 3/17 B) √25 C) 0.6 (the six has a line on top of it) D) √33