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

between 1948 and 1994, the south african government limited the rights of non-white people with system of racial segragation known as ______.
Which value is greatest 2.01 2.22 1.83
Atoms are NOT composed of which of the following? a.protons b.neutrons c.electrons d.xenons
Which statement describes Nicholas Copernicus's most famous contribution to science? A. He used mathematics to conclude that the earth revolves around the sun a
can a triangle be formed with the side lengths of 8 cm 4 cm and 12cm
what does v1 and v2 represent
Which sentence is written correctly? A. Eleanor wouldn't take none of the gifts home. B. Shane couldn't do anything about the leak. C. Ji
of the four river valleys that supported major early civilizations, which one lost one of its major rivers
what are the differences and similarities of inertia and friction?
Unlike some of its neighbors, the country of Jordan lacks natural resources like water and oil. Instead, Jordan’s main industries refine products like petroleum