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30 January, 13:04

Use polynomial identities and number properties to calculate 25^3

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Answers (2)
  1. 30 January, 13:36
    0
    15,625

    Step-by-step explanation:

    (a + b) ³ = a³ + 3a²b + 3ab² + b³

    (20+5) ³

    20³ + 3 (20²) (5) + 3 (20) (5²) + 5³

    8000 + 6000 + 1500 + 125

    15625
  2. 30 January, 13:46
    0
    15625

    Step-by-step explanation:

    25^3

    The base is 25 and the power is 3

    That means we multiply 25 together 3 times

    = 25*25*25 = 15625
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