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

How does the speaker’s repetition of the neighbor’s cherished belief about the importance of walls (lines 27 and 45) convey the poem’s criticism of an undesirab
Which of these sentences is the best definition of "verb tense"? (A) Why things happens (B) What happens to a teacher (C) When things happens (D) Where things
Solve 5!it's a factorial ​
What do waves trasmit? air soil water energy
What is the radius if the circumference is 109 PLEASE HURRY IM BEING TIMED
What battle was the most important event of the American revolution
When calculating the Annual Percentage Rate, it is important to consider?
A student solved this problem. Use the drop-down menus to justify steps 1 and 3. 8 + [4(16 + 23)] Step 1: 8 + [4(16) + 4(23)] Step 2: 8 + (64 + 92) Step 3:
Pls help Plsssssssssss
__________ are boats that are typically used in the rivers of China and the East Indies. A. Junks B. Dinghies C. Bowriders D. Houseboats Please select the best