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

If you grow 738 pumpkins and sell 481, how many do you have left? A. 481 B. 1,209 C. 690 D. 257
what reference source would you use to find the meaning of etiquette?
help,.... Solve the volume formula V = lwh for h. a) [tex]h= \frac{V}{l}+w [/tex] b) [tex]h= \frac{lw}{V}[/tex] c) [tex]h= \frac{V}{lw}[/tex] d) [tex]h = Vlw[/
A certain forest covers an area of 2,000 square kilometers. Suppose that each year this area decreases by 6%. What is the function that bestrepresents the area
What is the value of m in the equation 1/2m - 3\4n = 16 , when n = 8?
How many oxygen atoms are found in one molecule of nitric acid, HNO3?
Which form of the modifier correctly completes the sentence? That hat looks really __________ on you. A. well B. good
Article One of the Constitution illustrates how the national government's power is a. derived from the states and the people b. granted through the executive br
25,49,81 what is the next one
A temperature of –25°C is equivalent to: A. 248 K. B. 25 K. C. –25 K. D. 298 K.