Tìm x,y biết

(x3)2+(y+2)2=0\left(x-3\right)^2+\left(y+2\right)^2=0

2×x+2x+3=1362\times x+2^{x+3}=136

(x12+y)200+(x4y)200=0\left(x-12+y\right)^{200}+\left(x-4-y\right)^{200}=0

(2×x5)2000+(3×y+4)20020\left(2\times x-5\right)^{2000}+\left(3\times y+4\right)^{2002}\le0

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