Practice problem
Find the following limit using algebra to simplify the equation. limx→0(4+x)−2−4−2x\lim_{x\to0} \frac{(4+x)^{-2}-4^{-2}}{x}x→0limx(4+x)−2−4−2
−13\frac{-1}{3}3−1
−8160\frac{-8}{160}160−8
000
−132\frac{-1}{32}32−1
Type a concept, like “slope” or “photosynthesis”.