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28 September, 11:28

Which graph represents the function of f (x) = the quantity of 9 x squared plus 9 x minus 18, all over 3 x plus 6?

graph of 3 x minus 3, with discontinuity at negative 2, negative 9

graph of 3 x minus 3, with discontinuity at 2, 3

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  1. 28 September, 11:57
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    F (x) = (9x^2+9x-18) / (3x+6)

    because the denominator (3x+6) can't be equal to 0 there's going to be a discontinuity at x=-2

    And that's enough information to determine that is graph of 3 x - 3 with discontinuity at - 2, - 9
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