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

Evaluate 6(-3) - | -5 | + | 3 | =
please help will fan and medal Which form of government did the United States encourage after World War II? After World War II, the United States encouraged oth
(02.05 MC) Which of the following pieces of evidence is MOST likely to support the arguments of Cornucopians? (2 points)   Government family planning programs
Using the system by graphing what is 2x - y = 8 and x + y = 4 ?
algebraic expression solve. 3x+2-10-3x
According to the Associative Property, which expression is equal to (14)(6)(3x)? (6)(14)(3) + x (14 * 6 * 3)(x) 14(6 + 3x) 14 + 6 + 3x
PLZ HELP ME Which are not correct statements? Check all that apply. A. Boyle's law only works when the pressure is constant. B. Boyle's law relates pressu
PLz solve this i need this quick.
The anecdote of Mrs. Pike’s and Leota’s visit to the freak show is central to the story. Which lines foreshadow the importance the experience will play later in
The purpose of any simple machine is to allow a job to be done with less force than would normally be needed. However, when a string of simple machines are adde