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9 August, 20:33

Multi

Expand.

If necessary, combine like terms.

(2 + x) (2-x)

+4
Answers (2)
  1. 9 August, 20:53
    0
    -x2+4

    Step-by-step explanation:

    =2 (2-x) + x (2-x)

    =4-2x+2x-x2

    =4-x2

    X2 here is x square
  2. 9 August, 21:03
    0
    -x²+4

    Explanation:

    (2+x) (2-x)

    = (2+x) (2+-x)

    = (2) (2) + (2) (-x) + (x) (2) + (x) (-x)

    =4-2x+2x-x2

    -x²+4
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