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lokiando

  • one year ago

For all functions of the form f(x) = ax^2 + bx + c, which is true when b = 0? a) The graph will always have zero x-intercepts. b) The function will always have a minimum. c) The y-intercept will always be the vertex. d) The axis of symmetry will always be positive.

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  1. lokiando
    • one year ago
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    im thinking A but im not sure, im not good at quadratic functions

  2. anonymous
    • one year ago
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    it's not.

  3. lokiando
    • one year ago
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    d

  4. anonymous
    • one year ago
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    axis of symmetry depends on the minimum of the curve

  5. lokiando
    • one year ago
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    yes

  6. anonymous
    • one year ago
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    but that doesnt mean the curve is positive if b=0,i would suggest ya to plot out (x-1)^2 look at the graph and you will find the answer

  7. lokiando
    • one year ago
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    it will always be the vertex

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