[(-2x²y³）³]²=?x³+8y³=?

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[(-2x²y³）³]²=?x³+8y³=?
[(-2x²y³）³]²=?x³+8y³=?

[(-2x²y³）³]²=?x³+8y³=?
x³+8y³=(x+2y)(x²-2xy+4y²)
[(-2x²y³）³]²=(-2x²y³）^6=64x^12y18