sat suite question viewer
Advanced Math
/ Nonlinear functions
Difficulty: Medium
For the function f defined above, what is the value of 
?
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Explanation
Choice C is correct. Substituting 
for x in the given function f gives 
, which simplifies to 
. This further simplifies to 
, or 
.
Choice A is incorrect and may result from correctly substituting for x in the function but incorrectly simplifying the resulting expression to 
, or 
. Choice B is incorrect and may result from arithmetic errors. Choice D is incorrect and may result from correctly substituting for x in the function but incorrectly simplifying the expression to 
, or 11.