$$( y ) \alpha ^ { 2 } \sqrt { 2 } ( \pi x - 1 ) d x + 16 \pi x + \pi x + 6 \pi x + \pi x + \pi x$$
$x\left(\sqrt{2}dy\left(\pi x-1\right)\alpha ^{2}+25\pi \right)$
$$y\alpha ^{2}\times 2^{\frac{1}{2}}\left(\pi x-1\right)dx+25\pi x$$
$$x\left(y\alpha ^{2}\times 2^{\frac{1}{2}}\left(\pi x-1\right)d+25\pi \right)$$
$$x\left(y\alpha ^{2}\sqrt{2}\left(\pi x-1\right)d+25\pi \right)$$
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