guardianneangel guardianneangel

22-06-2017
Mathematics

contestada

PLEASE HELP!!!!!!

evaluate the expression: 8-4xy^3 x=3 and y= -2

answer is either:

224
or
104

Respuesta :

puppies22 puppies22

22-06-2017

The answer is 104
8-4*3*-2^3
exponents first
8-4*3*-8
multiplication left to right
8-12*-8
8+96
now add
104 is the answer

Answer Link

texaschic101 texaschic101

22-06-2017

8 - 4xy^3....x = 3 and y = -2

8 - 4(3)(-2^3) =
8 - 4(3)(-8)
8 - (-96)
104

Answer Link

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