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9 December, 16:09

Which graph represents the function of f (x) = the quantity of 9 x squared minus 36, all over 3 x plus 6?

graph of 3 x plus 6, with discontinuity at 2, 12

graph of 3 x plus 6, with discontinuity at negative 2, 0

graph of 3 x minus 6, with discontinuity at negative 2, negative 12

graph of 3 x minus 6, with discontinuity at 2, 0

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  1. 9 December, 19:14
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    F (x) = (3 x + 6) (3 x - 6) / (3 x + 6) = 3 x - 6

    and for domain : 3 x + 6 ≠ 0

    3 x ≠ - 6

    x ≠ - 2

    Answer:

    C) graph of 3 x - 6, with discontinuity at - 2.
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