Write 0.049 in scientific notation.

  1. 4.9 10^2
  2. 4.9 10^-3
  3. 4.9 10^-1
  4. 4.9 10^-2
Answer

D) 4.9 10^-2

Move the decimal point so that one non-zero digit is before it: 0.049 = 4.9 10^-2 (right by 2 places). SLO M-09-A-05 · Understanding

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