Which of the following expressions is written in scientific notation? 0.2 × 10^-5 31.4 × 10^4 13 × 10^4 1 × 10^-3

Question

Which of the following expressions is written in scientific notation? 0.2 × 10^-5 31.4 × 10^4 13 × 10^4 1 × 10^-3

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RuslanHeatt 2 months 2021-08-25T16:53:28+00:00 2 Answers 0 views 0

Answers ( )

    0
    2021-08-25T16:55:22+00:00

    Answer:

    0.2 × 10^-5 31.4

    Step-by-step explanation:

    0
    2021-08-25T16:55:23+00:00

    I got 0.2 x 10-5 31.4

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Giải phương trình 1 ẩn: x + 2 - 2(x + 1) = -x . Hỏi x = ? ( )