Practice problem
What is (w−2⋅z)2(w^{-2}\cdot z)^2(w−2⋅z)2 if w,z≠0w,z\ne0w,z=0?
w−4⋅z−4w^{-4}\cdot z^{-4}w−4⋅z−4
w−4⋅z−2w^{-4}\cdot z^{-2}w−4⋅z−2
w−4⋅z2w^{-4}\cdot z^2w−4⋅z2
w0⋅z2w^{0}\cdot z^2w0⋅z2
Type a concept, like “slope” or “photosynthesis”.
