iamaven2 iamaven2
  • 01-02-2018
  • Mathematics
contestada

Simplify 2x 2 - y for x = 3 and y = -2.
20
14
16
10
i need help please

Respuesta :

Kaikerscupcake
Kaikerscupcake Kaikerscupcake
  • 01-02-2018
2x^2-y

Plug in the values. 

2(3)^2-(-2)

2(3)^2+2

Exponents first. 

2*9+2

18+2

20

The answer is 20. 

I hope this helps!
~kaikers
Answer Link
Shadowladyfox
Shadowladyfox Shadowladyfox
  • 20-11-2020

Answer:

yare yare its 20

Step-by-step explanation:

Answer Link

Otras preguntas

which best describes the verb tenses in the sentence ? As late autumn approaches , the leaves change colors .
How to graph #3 and what's the answer graph wise. I need help plz help!!
an ice cream factory makes 270 quarts of ice cream in 10 hours how many quarts could be made in 36 hours what was that rate per day
Why did the collapse of communism lead to increased mortality in Eastern Europe? 1.Those who tried to restore communism were killed by the government. 2.Many pe
__________ is split nearly evenly among the industrial, residential and commercial, and electric power sectors.
Which materials did Egyptian artists use for decorating their art
There is a 2/3 of a pizza left over. Jessica ate 3/4 of the leftover pizza. How much of a whole pizza did Jessica eat. Write a situation equation.
Please help!!!!! 10 points
what score would an essay receive if the comment were such. the essay reflects little or no thoughtfulness
PLEASE HELP I WILL GIVE 5 STAR A HEART AND IF TWO ANSWERS I WILL GIVE U A BRAINLEST A farmer has decided to divide his land area in half in order to plant soy