[積分] 台聯大96填充六
evaluate x-2y
∫∫-----------dA , where R is the parallelogram enclosed by the lines x-2y=0,
R 3x-y
x-2y=4 , 3x-y=1 , and 3x-y=8.
想問高手這題該如何計算
謝謝^^
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