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Which ones ARE in scientific notation? a. 3.5X10^-2 b. 21.2X10^3 c. 1.4X10^5 d. 9.9432X10^-4

Which ones ARE in scientific notation? a. 3.5X10^-2 b. 21.2X10^3 c. 1.4X10^5 d. 9.9432X10^-4
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1 vote
Which ones ARE in scientific notation?

a. 3.5X10^-2
b. 21.2X10^3
c. 1.4X10^5
d. 9.9432X10^-4

asked
User Samrat
by
8.3k points

1 Answer

4 votes

Answer:

C

Explanation:

Cause C met the rules of scientific notation which is:

  • (First digit of the number) followed by (the decimal point) and then (all the rest of digits of the number) times (10 to an appropriate power)
answered
User Kokx
by
8.0k points
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