help please need help fast

All of the following expressions have the same value, when x = -2 and y = 4, except _____.

x ^2^y

(-2) ^2^y

-4x ^2^

-2xy

Question

help please need help fast




All of the following expressions have the same value, when x = -2 and y = 4, except _____.



x ^2^y

(-2) ^2^y

-4x ^2^

-2xy

anonymous · Answer

do you know how to set up the equations?

anonymous · Answer

after you plug it in, one looks like this:-2 x -2 x 4= 16

anonymous · Answer

the other ones stump me, sorry

taylev105 · Answer

a

peterg2001 · Answer

thanks

radar · Answer

The third ones seems to be incomplete.  Please verify.

radar · Answer

The first and second would result in similar values.

peterg2001 · Answer

so 3?

radar · Answer

The last one would be -2(-2)(4) =16 That certainly differs from 1 and 2, but is the third one correct you hav a ^ without a value.????

radar · Answer

The third one would look lies:|dw:1416851793010:dw|