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2 October, 04:14

Evaluate m-4 when m = - 7

+3
Answers (2)
  1. 2 October, 04:26
    0
    To simplify this expression use this rule for exponents:

    x

    a

    *

    x

    b

    =

    x

    a

    +

    b

    m

    4

    (

    m

    2

    )

    =

    m

    4

    +

    2

    =

    m

    6
  2. 2 October, 04:31
    0
    -11

    Step-by-step explanation:

    If m = - 7 you need to plug that number in so it would end up being (-7) - 4 which = -11
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