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7 October, 07:27

If a = 6 and b = 2, what is the value of the following expression?

(a + b) ^3 - 3ab (a + b)

+4
Answers (2)
  1. 7 October, 07:33
    0
    The value would 223. all that needs to be done is substitute 6 for a and 3 for b.
  2. 7 October, 07:51
    0
    Pemdas

    sub them

    (6+2) ³-3 (6) (2) (6+2)

    parenthasees simplify

    (8) ³-3 (6) (2) (8)

    exponents

    512-3 (6) (2) (8)

    multiply

    512-18 (2) (8)

    512-36 (8)

    512-288

    244
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