kawaiianimeartist
kawaiianimeartist kawaiianimeartist
  • 02-10-2017
  • Mathematics
contestada

All of the following expressions have the same value, when x = -2 and y = 4, except _____.

a. x 2y
b. (-2) 2y
c. -4 x 2
d. -2 xy

Respuesta :

musiclover10045
musiclover10045 musiclover10045
  • 02-10-2017

-2 *2(4) = -2 *8 = -16

(-2) *2(4) = -2 *8 = -16

-4(2)*2 = -8*2 = -16

-2*(-2*4) = -2 *-8 = 16

D is the only one that is positive so D is the answer

Answer Link
qurataz
qurataz qurataz
  • 30-10-2019

C. -4 x^2

next time add the ^ it doesnt copy the small numbers

Answer Link

Otras preguntas

Under the land lottery system, which three groups were given a chance to participate?
take a factor out of the square root √(3x^3/16)
Though some critical information such as how long such decisions were delayed and the number of alumni who were surveyed-is missing from the graph titled "The E
Q10."N" Number of capacitors are connected (i) in parallel (ii) in series. find relation for Capacitance of these capacitors in both case?​
what is the equation?
HELPPPPPPPPPP PLEASEEEEEEEE!!!!!!
A constant force applied to object A causes it to accelerate at 6 m/s2. The same force applied to object B causes an acceleration of 3 m/s2. Applied to object
Describe the connection between the muscular system, nervous system, cardiac system, digestive system and endocrine system when the goat eats and how does the g
qouestions on networking
Why did the author use sensory language in the second paragraph of My Summer Scooping Ice Cream?