Question

If x =3 and y = -2 , then y^4 - 4x = ?
A. -28
B. -20
C. -4
D. 4

Answer 1

4 so D...

Answer 2

-2 * -2 = 4
4 * -2 = -8
-8 * -2 = 16
16 - 4(3) = ?
16 - 12 = 4

D

Answer 3

its not 4 when you have a neg and potive and you subtracting you keep the sign of the 1st number change the minus to addition and take sign of highest number ** (:

Answer 4

-2^4 does not equal -16. That is why you a getting -28.

Answer 5

Krewe your ugly :) And thanks guys i got the answer

Answer 6

Alright, thanks bud.

Answer 7

gage (: be nice

Answer 8

lol kk.