What value of k solves the equation?

http://lv.k12.com/mediaFiles/Ninth_Grade/Math/Unit15784/Lesson65729/06_05_LQ_4.gif

A.
–64

B.
8

C.
4

D.
64

Question

What value of k solves the equation?

http://lv.k12.com/mediaFiles/Ninth_Grade/Math/Unit15784/Lesson65729/06_05_LQ_4.gif
 
 A.
–64
 
 B.
8
 
 C.
4
 
 D.
64

anonymous · Answer

@FatboyMatrix I don't even know why they gave me this question, I'm in 8th grade! Not 9th!

anonymous · Answer

what do I know you

anonymous · Answer

No, you clicked on my question so I assumed you were going to help me with it.

anonymous · Answer

oh my b um let me think on this qeustion

anonymous · Answer

@guillermo2cruzIII @Awesome781 @madeline.grey @OrangeMaster @undeadknight26

gorv · Answer

k^(-4)=1/k^4=1/256
k^4=256

gorv · Answer

k=(256)^1/4
k=(4^4)^1/4
k=4^(4*1/4)=4^1=4
k=4

anonymous · Answer

k=4,-4

anonymous · Answer

OH 0_0 I THINK I get it....MAYBE....

anonymous · Answer

Alright