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

what does the expression "what ever floats your boat" mean?
what is a prefix for dote?
what's the square root of 135
solve for x₁ and x₂6x₁+3x₂=606x₁-2x₂=80
Which word correctly completes the sentence? The white-tailed __________ fawn followed closely by her side.  A.deer's  B.deers  C.deers'
What is 3y = 15x - 12 in y = mx + b form ?
Carla's plant was 10 2/3 inches tall. Yolanda's was 8 3/4 inches tall. How much taller was Carla's plant than Yolanda's?I came up with 2 11/12.   Am I right??
What is 3y = 15x - 12 in y = mx + b form ?
Is Obesity Really a Big Problem in America? Please help me :)
Did Maya Angelou's uncle kill the mom's boyfriend after finding out he raped Maya or beat him to death?