计算(-4/3a²b²)·(3/2a²+ab-0.6b²)
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计算(-4/3a²b²)·(3/2a²+ab-0.6b²)
计算(-4/3a²b²)·(3/2a²+ab-0.6b²)
计算(-4/3a²b²)·(3/2a²+ab-0.6b²)
(-4/3a²b²)·(3/2a²+ab-0.6b²)
=-2a^4b^2-4/3a^3b^3+4/5a^2b^4
(-4/3a²b²)·(3/2a²+ab-0.6b²)
=-4/3a²b²·3/2a²-4/3a²b²*ab+4/3a²b²*0.6b²
= -2a^4b²-4/3a^3b^3+0.8a²b^4
= -2a^4b²-4/3a^3b^3+4/5a²b^4