\[\boxed{\mathbf{555\ (555)}.\ Еуроки\ - \ ДЗ\ без\ мороки}\]
\(1)\ x^{2} - 14;\ \ если\text{\ \ }x = 5;\ \ 7;\ \ 18:\)
\[5^{2} - 14 = 25 - 14 = 11;\]
\[7^{2} - 14 = 49 - 14 = 35;\]
\[18^{2} - 14 = 324 - 14 = 310.\]
\[2)\ 2y^{2} + 13;\ \ если\text{\ \ }y = 6;\ \ 8;\ \ 9;\ \]
\[\ 100:\]
\[2 \cdot 6^{2} + 13 = 2 \cdot 36 + 13 =\]
\[= 72 + 13 = 85;\]
\[2 \cdot 8^{2} + 13 = 2 \cdot 64 + 13 =\]
\[= 128 + 13 = 141;\]
\[2 \cdot 9^{2} + 13 = 2 \cdot 81 + 13 =\]
\[= 162 + 13 = 175;\]
\[2 \cdot 100^{2} + 13 =\]
\[= 2 \cdot 10\ 000 + 13 =\]
\[= 20\ 000 + 13 = 20\ 013.\]