grasersp grasersp
  • 02-11-2021
  • Mathematics
contestada

If x = 3, what is the value of 2x^2 - 9?
A.
9
B.
36
C.
27
D.
29

Respuesta :

sup3rman2295
sup3rman2295 sup3rman2295
  • 02-11-2021

Answer:

A. 9

Step-by-step explanation:

3^2=9

9x2=18

18-9=9

Answer Link
KarenRodrigues KarenRodrigues
  • 02-11-2021

Answer:

Substitute the 3 for x into the equation.

2(3)^2 - 9

2(9) - 9

18 - 9

9

So, the answer is A) 9.

:)

Answer Link

Otras preguntas

solve for y (6+y)h=c
I need help on this question
This is an isosceles trapezoid find y
10 g of nh4cl is added to 12.7 g of water. calculate the molality of the solution.
100 points! NATIONAL SECURITY! Which of the following distinguishes U.S. national security policy in the late 18th-century from 21st-century national security
according to Adam smith, how should the wealth of countries be measured?
Geometry math question no Guessing and Please show work
Someone please solve for me I’m confused
What was the long-term effect of the European Reformation? A. Europeans were permanently divided into two religions, Catholicism and Protestantism. B. The po
How to increase your body weight?