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30 December, 03:36

Simplify 2 (9x+25) (9x-25)

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Answers (1)
  1. 30 December, 03:54
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    Answer:162x^2+1575x-5625

    Step-by-step explanation:

    2 (9x+25) (9x-25)

    Open the brackets

    (18x+225) (9x-25)

    Open the brackets

    162x^2-450x+2025x-5625

    Collect like terms

    162x^2+1575x-5625
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