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

What effect does the phrase “helpless sight” in Stanza 2 have on the poem?
Calculate the force exerted on a rocket when the propelling gases are being expelled at a rate of 1400 kg/s with a speed of 3.6×104 m/s .
Why do you think the northern part of africa doesn't receive very much precipitation per year? _________________________________________________________________
how many times can 8 go into 100
How did the city of berlin reflect tensions between the united states and the soviet union?
A brownish haze that is a mixture of ozone and other chemicals, formed when pollutants react with each other in the presence pf sunlight
¿Cuánto _____ estos zapatos? Question 1 options: prefieren quieren cuestan piensan
Can you help me with number 14 please
The process of converting an exchange from a mutual ownership structure to a stock owned is known as what?
Li can walk 2 miles in 45 minutes.At that rate,how far can she walk in 135 minuets.