Question

0.023 × 10^-10 - 0.0023 × 10^-11 a)0.207 × 10^-11 b)0.00207 × 10^-10 c)20.7 × 10^-10d)0.0207 × 10^-10

Answer 1

Answer:

please click ka photo and then saw your sign is not clear

Answer 2

Answer:

thanks for free points