Which number is written correctly in scientific notation?

  1. 45 10^5
  2. 4.5 10^6
  3. 0.45 10^7
  4. 4.5 100^3
Answer

B) 4.5 10^6

In scientific notation a 10^n we need 1 le a < 10 and n an integer. SLO M-09-A-05 · Understanding

Mathematics MCQ · More Real Numbers MCQs · Practise