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5 June, 18:06

F (x) = 2x^2 + 5x + 20

Find f (-9)

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Answers (1)
  1. 5 June, 18:20
    0
    137

    Step-by-step explanation:

    2 (-9) ^2+5 (-9) + 20

    2 (81) - 45+20

    162-45+20

    117+20

    137
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