oliviajl
oliviajl oliviajl
  • 21-11-2017
  • Mathematics
contestada

If x = -3 calculate the value of 2xsquared+x

Respuesta :

AlexisRD
AlexisRD AlexisRD
  • 21-11-2017
33. 2x-3= -6
-6^2(squared) = 36 
36 +(-3) = 33
Answer Link
MusicalCherries13
MusicalCherries13 MusicalCherries13
  • 21-11-2017
The answer would be 15. 

Substitute in the numbers and use order of operations. 

2(-3)^2 + (-3)
2(9) - 3
18 - 3
15
Answer Link

Otras preguntas

The force of 10N acts on a body of mass 2kg for a distance of 1m . The kinetic energy acquired by the body is
the primary purpose of an ethics audit is to ____.a.ensure that EEO policies are being implemented b. supplement a company's code of ethics c. evaluate a compan
Corrupted fairytale composition ideas plz!
The audience thinks 30% of Brandon's jokes are funny. What fraction of Brandons jokes does the audience think are funny?
Convert one TBSP of salt to moles (There is 5.69g of NaCl in one TBSP.)
The scatter plot below shows the number of prom tickets sold over a period of 7 days. The line of best fit drawn on the plot shown is used to predict the number
cynthia invests some money in a bank which pays 5% compound interest per year. She wants it to be worth over £8000 at the end of 3 years. what is the smallest a
1/2(x+12)=4x-1 how many solutions exits for the given equation
Can someone fill this in and help me please It’s Spanish and I have no idea how to do this. Just need help filling them in please.
As part of a statistical investigation why do statisticians gather a sample from the population?