For the function f defined above, what is the value of ?
A
B
C
D
Correct answer: B
Explanation
Choice B is correct. The value of can be calculated by finding the values of and . The value of can be found by substituting 9 for x in the given function: . This equation can be rewritten as , or 4. Then, the value of can be found by substituting 1 for x in the given function: . This equation can be rewritten as , or 2. Therefore, , which is equivalent to 2.
Choices A, C, and D are incorrect and may result from incorrectly substituting values of x in the given function or making computational errors.
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id cb_question_bank:6c56b405-05fc-4cc6-8148-e5fec64cd1cb · question 271f7e3f · IBN 022313-DC
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