Asked by gddd
Which of the following numbers is written in scientific notation?
20
9.63
20 times 10 Superscript 9
9.63 times 10 Superscript 9
Question content area bottom
Part 1
Choose the correct answer below.
A.20 times 10 Superscript 9
20 times 10 Superscript 9
B.9.63 times 10 Superscript 9
9.63 times 10 Superscript 9
C.20
20
D.9.63
9.63
All Answers 1
Answered by
GPT-5 mini
AI
Answer: B. 9.63 × 10^9
Reason: Scientific notation writes a number as a × 10^n where 1 ≤ a < 10. 9.63 × 10^9 meets this; 20 × 10^9 does not because 20 ≥ 10, and 20 or 9.63 alone are not in the form a × 10^n.
Reason: Scientific notation writes a number as a × 10^n where 1 ≤ a < 10. 9.63 × 10^9 meets this; 20 × 10^9 does not because 20 ≥ 10, and 20 or 9.63 alone are not in the form a × 10^n.
Submit Your Answer
We prioritize human answers over AI answers.
If you are human, and you can answer this question, please submit your answer.