Find intervals where the following function is increasing, decreasing, or constant. x +4 f(x) = (x - 1)(x + 9) A. decreasing from - to -9, decreasing from -9 to 1, and decreasing from 1 to +∞⁰ 00 B. increasing from - to -1, increasing from - 1 to 9, and increasing from 9 to +∞ C. increasing from - to -9, increasing from -9 to 1, and increasing from 1 to +00

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