h5itmankat5ina
h5itmankat5ina
17-08-2016
Mathematics
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is 13 a perfect square
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antonio9990
antonio9990
17-08-2016
[tex]1^2=1 \\ 2^2=4 \\ 3^2=9 \\ 4^2=16 \\ 5^2=25 \\ 6^2=36 \\ 7^2=49 \\ 8^2=64 \\ 9^2=81 \\ 10^2=100 \\ 11^2=121 \\ 12^2=144 \\ \boxed{13^2=169} \\ 14^2=196 \\ 15^2=225 \\ [/tex]
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