24[1/8(3x-1+x²)-2/3(x³-2x²+3)-x}
24[1/8(3x-1+x²)-2/3(x³-2x²+3)-x}
数学人气:963 ℃时间:2020-05-26 18:15:35
优质解答
24[1/8(3x-1+x²)-2/3(x³-2x²+3)-x]=24*1/8(3x-1+x²)-24*2/3(x³-2x²+3)-24*x=3(3x-1+x²)-16(x³-2x²+3)-24x=9x-3+3x²-16x³+32x²-48-24x=-16x³+3x...
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