1.

EVALUATE_‚ÄÖ√Ñ√∂‚ÀւƬ¨¬•‚ÄÖ√Ñ√∂‚ÀւƬ¨¬•[X2_+_Y2_‚ÄÖ√Ñ√∂‚ÀÖ√Ë‚ÀÖ¬®_A2_]DXDY_WHERE,_X_AND_Y_VARIES_FROM_‚ÄÖ√Ñ√∂‚ÀÖ√Ë‚ÀÖ¬®A_TO_A.?$#

A. –<sup>2</sup>⁄<sub>3</sub> a<sup>4</sup>
B. –<sup>4</sup>⁄<sub>3</sub> a<sup>4</sup>
C. –<sup>4</sup>⁄<sub>3</sub> a<sup>5</sup>
D. –<sup>2</sup>⁄<sub>3</sub> a<sup>5</sup>
Answer» C. ‚Äö√Ñ√∂‚àö√ë‚àö¬®<sup>4</sup>‚Äö√Ñ√∂‚àö√ñ‚àö√´<sub>3</sub> a<sup>5</sup>


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