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

Solve for x if 25'+ 3(5') = 4​
3. Calculate the wavelength of wave that has a frequency of 4.75 x 1012Hz. a. 1.43 x 1021 m b. 6.31 x 105 m 1.58 x 104 m d. 6.31 x 105 m please help C.
Find F(-3). F(x) = 2x^2- 5x-8
(I/not/meet) you at the park this afternoon. I have to see the doctor A. haven't to meet B. can't meet C. don't have to meet
H20fall, how do I find out how much salt is in my pool?
PLS HELP ASAP! 20 PTS evaluate
You are a student in Danang city. You will describe your neighborhood for new students. You should say: 1/ Where to buy food 2/ Where to buy furniture 3/ Wher
write an essay on businesss, finance and economic literacy​.
What is the value of x?
The range is the set of________ A) First Coordinates B) Ordered Pairs C) Second coordinates