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

Question

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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Minh Khuê 7 months 2021-07-24T02:21:53+00:00 1 Answers 1 views 0

Answers ( )

    0
    2021-07-24T02:23:20+00:00

    Answer:

    C

    Step-by-step 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)

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