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SAT I 一日一问:2015年2月4日

2015-02-04 09:30
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The correct answer is E

Explanation

function f of x = 0.2 when the point (x comma 0.2) is on the graph of f. Drawing the line y = 0.2, as in the graph below, shows that the y value is equal to 0.2 for four values of xbetween negative 1.5 and 1.5.

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