which type of dilation are the given scale factor scale factor negative 5/4 3/8 -1.2 0.5 expansion or contraction ​

Question

which type of dilation are the given scale factor scale factor negative 5/4 3/8 -1.2 0.5 expansion or contraction ​

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Yến Oanh 4 years 2021-09-02T07:56:02+00:00 2 Answers 25 views 0

Answers ( )

  1. thucuc
    0
    2021-09-02T07:57:36+00:00
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    Answer:

    It’s expansion.

    Step-by-step explanation:

  2. Delwyn
    0
    2021-09-02T07:57:59+00:00
    Reply

    Answer:

    Scale factor of k results in expansion if:

    • | k | > 1

    and the contraction if:

    • | k | < 1

    Given values:

    • -5/4        ⇒ expansion
    • 3/8          ⇒ contraction
    • -1.2          ⇒ expansion
    • 0.5           ⇒ contraction

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