Question 650728
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x<sup>2</sup> = (1+<font face="symbol">Ö</font><span style="text-decoration: overline">2</span>+<font face="symbol">Ö</font><span style="text-decoration: overline">3</span>)<sup>2</sup> = 6+2<font face="symbol">Ö</font><span style="text-decoration: overline">2</span>+2<font face="symbol">Ö</font><span style="text-decoration: overline">3</span>+2<font face="symbol">Ö</font><span style="text-decoration: overline">6</span>
x<sup>3</sup> = (1+<font face="symbol">Ö</font><span style="text-decoration: overline">2</span>+<font face="symbol">Ö</font><span style="text-decoration: overline">3</span>)<sup>3</sup> = 16+14<font face="symbol">Ö</font><span style="text-decoration: overline">2</span>+12<font face="symbol">Ö</font><span style="text-decoration: overline">3</span>+6<font face="symbol">Ö</font><span style="text-decoration: overline">6</span>
x<sup>4</sup> = (1+<font face="symbol">Ö</font><span style="text-decoration: overline">2</span>+<font face="symbol">Ö</font><span style="text-decoration: overline">3</span>)<sup>4</sup> = 80+48<font face="symbol">Ö</font><span style="text-decoration: overline">2</span>+40<font face="symbol">Ö</font><span style="text-decoration: overline">3</span>+32<font face="symbol">Ö</font><span style="text-decoration: overline">6</span>

 2x<sup>4</sup> =  2(1+<font face="symbol">Ö</font><span style="text-decoration: overline">2</span>+<font face="symbol">Ö</font><span style="text-decoration: overline">3</span>)<sup>4</sup> = 160+ 96<font face="symbol">Ö</font><span style="text-decoration: overline">2</span>+80<font face="symbol">Ö</font><span style="text-decoration: overline">3</span>+64<font face="symbol">Ö</font><span style="text-decoration: overline">6</span>
-8x<sup>3</sup> = -8(1+<font face="symbol">Ö</font><span style="text-decoration: overline">2</span>+<font face="symbol">Ö</font><span style="text-decoration: overline">3</span>)<sup>3</sup> =-128-112<font face="symbol">Ö</font><span style="text-decoration: overline">2</span>-96<font face="symbol">Ö</font><span style="text-decoration: overline">3</span>-48<font face="symbol">Ö</font><span style="text-decoration: overline">6</span>
-5x<sup>2</sup> = -5(1+<font face="symbol">Ö</font><span style="text-decoration: overline">2</span>+<font face="symbol">Ö</font><span style="text-decoration: overline">3</span>)<sup>2</sup> = -30- 10<font face="symbol">Ö</font><span style="text-decoration: overline">2</span>-10<font face="symbol">Ö</font><span style="text-decoration: overline">3</span>-10<font face="symbol">Ö</font><span style="text-decoration: overline">6</span>
+26x = 26(1+<font face="symbol">Ö</font><span style="text-decoration: overline">2</span>+<font face="symbol">Ö</font><span style="text-decoration: overline">3</span>) =  26+ 26<font face="symbol">Ö</font><span style="text-decoration: overline">2</span>+26<font face="symbol">Ö</font><span style="text-decoration: overline">3</span>
-28                = -28 
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                   =   0+  0<font face="symbol">Ö</font><span style="text-decoration: overline">2</span>+ 0<font face="symbol">Ö</font><span style="text-decoration: overline">3</span>+ 6<font face="symbol">Ö</font><span style="text-decoration: overline">6</span>

Answer = 6<font face="symbol">Ö</font><span style="text-decoration: overline">6</span>

Edwin</pre>