gheedominique gheedominique
  • 04-08-2017
  • Mathematics
contestada

what is the value of -2 x^2 +4y if x = -2 and y =3

Respuesta :

kphung76127
kphung76127 kphung76127
  • 04-08-2017
Substitute the values
-2(-2)^2+4(3)
First evaluate the exponent.
-2(4)+4(3)
Then evaluate multiplication.
-8+4(3)
-8+12
Then add.
Final answer:4
Answer Link

Otras preguntas

What culture believes health is harmony between man and nature?
Why were the 1920's considered the best and worst of times?
sam cut a pie into equal parts.There are 3 slices left.The angle measures for 3 slices is 72.how many slices did he cut?
The gases in the air attracted to earth by gravity form layers called the ____
A number cube is rolled 24 times and lands on 2 four times and on 6 three time. Find the experimental probability of not landing on a 6
Rico is making4 batches of mexican rice. each batch needs 2/3cup of corn. He only has a1/3-cup measure.How manytimes must Rico measure 1/3cup of corn to have en
What's a good slogan for a dietitian (have dietitian in it) ?
True or False along a divergent boundary, two plates slip past each other,moving in opposite directions.
Why did president Washington want the United States to remain neutral
There is an inverse relationship between x and y. If y is when x is 3, what is x when y is 9? 3 5