Question 19 • Precalculus
The x-intercept of f⁻¹ occurs where f⁻¹(x) = 0. Applying f to both sides gives x = f(0), and the function’s value at 0 is 2½ − 3⅓(0) = 2½. So the x-intercept is (2½, 0), choice B.
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