(-2^x2^y)^3+8(x^2)^2×（-x^2) ×(-y^3)(-2^x2^y)^3+8(x^2)^2(-2^2)(-y^3)=?

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(-2^x2^y)^3+8(x^2)^2×（-x^2)×(-y^3)(-2^x2^y)^3+8(x^2)^2*(-2^2)*(-y^3)=?(-2^x2^y)^3+8(x^2)^2×（-x^2)×(-

(-2^x2^y)^3+8(x^2)^2×（-x^2) ×(-y^3)(-2^x2^y)^3+8(x^2)^2*(-2^2)*(-y^3)=?
(-2^x2^y)^3+8(x^2)^2×（-x^2) ×(-y^3)
(-2^x2^y)^3+8(x^2)^2*(-2^2)*(-y^3)=?

(-2^x2^y)^3+8(x^2)^2×（-x^2) ×(-y^3)(-2^x2^y)^3+8(x^2)^2*(-2^2)*(-y^3)=?
(-2^x2^y)^3+8(x^2)^2×（-x^2) ×(-y^3)
=-2^(3x+3y)+8x^6y^3
=-8^(x+y)+8x^6y^3