algebra

Given f(x) = 5xsquared - 3x + 1, find f(-2)

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asked by Becky
  1. -2 squared is 4. Multiply it by 5 and you have 5x^2 = 20
    -3*(-2) is 6
    Add 20, 6 and 1 and you have f(-2)

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    posted by drwls

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