What are the x-intercepts of the function f(x) = –x2 – x + 2?

The x-intercepts occur where f(x) = 0. Factor the function: −x² − x + 2 = −(x + 2)(x − 1), so its zeros are x = −2 and x = 1; the intercepts are (−2, 0) and (1, 0).

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