sat suite question viewer
Advanced Math
/ Nonlinear functions
Difficulty: Easy
The function is defined by . What is the value of ?
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Explanation
Choice D is correct. The value of is the value of when . Substituting for in the given equation yields , which is equivalent to , or . Therefore, the value of is .
Choice A is incorrect. This would be the value of if function was defined by , not .
Choice B is incorrect. This would be the value of if function was defined by , not .
Choice C is incorrect. This would be the value of if function was defined by , not .