1.

If x = 3 + 2 2 and xy = 1, then the value ofx2 + 3xy + y2 isx2 3xy + y2

A. <table><tr><td style="border-bottom:1px solid #000000;vertical-align:bottom;padding-bottom:2px;"><center>30</center></td></tr><tr><td style="text-align: center;">31</td></tr></table>
B. <table><tr><td style="border-bottom:1px solid #000000;vertical-align:bottom;padding-bottom:2px;"><center>70</center></td></tr><tr><td style="text-align: center;">31</td></tr></table>
C. <table><tr><td style="border-bottom:1px solid #000000;vertical-align:bottom;padding-bottom:2px;"><center>35</center></td></tr><tr><td style="text-align: center;">31</td></tr></table>
D. <table><tr><td style="border-bottom:1px solid #000000;vertical-align:bottom;padding-bottom:2px;"><center>37</center></td></tr><tr><td style="text-align: center;">31</td></tr></table>
Answer» E.


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