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Mathematics > Standard Multiple Choice

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13-MEM_QG_7_1.png

The function y = function f of x, defined fornegative 1.5 is less than or equal to x is less than or equal to 1.5, is graphed above. For how many different values of x is function f of x = 0.2?

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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 x between negative 1.5 and 1.5.

math graphic

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