alisia24 alisia24
  • 14-01-2024
  • Mathematics
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The graph of a function f(x) is a semicircle with both end-points lying on the x-axis.
Which one of the following statements about f(x) must be true?
(b) the domain of f(x) is [-1, 1];
(c) f is one-to-one;
(a) f(x) > 0;
(d) none of the above.

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