
求一道定积分
1个回答
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∫{x=0,1}x(2-2x)dx
=∫{x=0,1}(2x-2x^2)dx
=∫{x=0,1}2xdx-∫{x=0,1}2x^2dx
=x^2|{x=0,1}-2x^3/3|{x=0,1}
=1-2/3
=1/3
=∫{x=0,1}(2x-2x^2)dx
=∫{x=0,1}2xdx-∫{x=0,1}2x^2dx
=x^2|{x=0,1}-2x^3/3|{x=0,1}
=1-2/3
=1/3
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