 
			 
			MCQOPTIONS
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				| 1. | To obtain the derivatives of the variables with respect to the coordinates, which of these approximations are used in the Finite Difference Method? | 
| A. | Taylor series and polynomial fitting | 
| B. | Fourier series and polynomial fitting | 
| C. | Taylor series and Fourier series | 
| D. | Taylor series and interpolation | 
| Answer» B. Fourier series and polynomial fitting | |