Practice problem
Evaluate:
(4×102)/(1×104)(4\times 10^2)/(1\times 10^4)(4×102)/(1×104)
4×1084\times 10^84×108
4×1024\times 10^{2}4×102
4×10−24\times 10^{-2}4×10−2
4×1064\times 10^{6}4×106
Type a concept, like “slope” or “photosynthesis”.