1.

If x = 5 21, then the value of x is 32 x 21

A. <table><tr><td style="border-bottom:1px solid #000000;vertical-align:bottom;padding-bottom:2px;"><center>1</center></td><td rowspan="2">( <span style=" text-decoration: overline;">3</span> <span style=" text-decoration: overline;">7</span>)</td></tr><tr><td style="text-align: center;"> <span style=" text-decoration: overline;">2</span> </td></tr></table>
B. <table><tr><td style="border-bottom:1px solid #000000;vertical-align:bottom;padding-bottom:2px;"><center>1</center></td><td rowspan="2">( <span style=" text-decoration: overline;">7</span> <span style=" text-decoration: overline;">3</span>)</td></tr><tr><td style="text-align: center;"> <span style=" text-decoration: overline;">2</span> </td></tr></table>
C. <table><tr><td style="border-bottom:1px solid #000000;vertical-align:bottom;padding-bottom:2px;"><center>1</center></td><td rowspan="2">( <span style=" text-decoration: overline;">7</span> + <span style=" text-decoration: overline;">3</span>)</td></tr><tr><td style="text-align: center;"> <span style=" text-decoration: overline;">2</span> </td></tr></table>
D. <table><tr><td style="border-bottom:1px solid #000000;vertical-align:bottom;padding-bottom:2px;"><center>1</center></td><td rowspan="2">(7 <span style=" text-decoration: overline;">3</span>)</td></tr><tr><td style="text-align: center;"> <span style=" text-decoration: overline;">2</span> </td></tr></table>
Answer» C. <table><tr><td style="border-bottom:1px solid #000000;vertical-align:bottom;padding-bottom:2px;"><center>1</center></td><td rowspan="2">( <span style=" text-decoration: overline;">7</span> + <span style=" text-decoration: overline;">3</span>)</td></tr><tr><td style="text-align: center;"> <span style=" text-decoration: overline;">2</span> </td></tr></table>


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