数学题啊帮下!!!
计算:(a²b³)×(a²b立方)²=(-0.5x²y³z)²=(-3x)³×(-xy&s...
计算:(a²b³)×(a²b立方)²=
(-0.5x²y³z)²= (-3x)³×(-xy²)²= 若(x³)的5次方=a的15次方b的15次方,则x=
计算
2(-ab)² (x²)^4+(-2x^4)²
(-2mn²x³)^4 (-2x²y)立方-2×(2x²)²×(-x)²×(-y)³
2²×3×5² 2^4×3²×5³ 展开
(-0.5x²y³z)²= (-3x)³×(-xy²)²= 若(x³)的5次方=a的15次方b的15次方,则x=
计算
2(-ab)² (x²)^4+(-2x^4)²
(-2mn²x³)^4 (-2x²y)立方-2×(2x²)²×(-x)²×(-y)³
2²×3×5² 2^4×3²×5³ 展开
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