MCQOPTIONS
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				| 1. | 
                                    If the function f(x) is even, then which of the following is zero? | 
                            
| A. | a<sub>n</sub> | 
| B. | b<sub>n</sub> | 
| C. | a<sub>0</sub> | 
| D. | nothing is zero | 
| Answer» C. a<sub>0</sub> | |