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1. |
If x = 2 + 3, y = 2 - 3, then the value of x2 + y2isx3 + y3 |
A. | <table><tr><td style="border-bottom:1px solid #000000;vertical-align:bottom;padding-bottom:2px;"><center>7</center></td></tr><tr><td align="center">38</td></tr></table> |
B. | <table><tr><td style="border-bottom:1px solid #000000;vertical-align:bottom;padding-bottom:2px;"><center>7</center></td></tr><tr><td align="center">40</td></tr></table> |
C. | <table><tr><td style="border-bottom:1px solid #000000;vertical-align:bottom;padding-bottom:2px;"><center>7</center></td></tr><tr><td align="center">19</td></tr></table> |
D. | <table><tr><td style="border-bottom:1px solid #000000;vertical-align:bottom;padding-bottom:2px;"><center>7</center></td></tr><tr><td align="center">26</td></tr></table> |
Answer» E. | |