Nội dung theo thẻ

0
phiếu
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Rút gọn
D=2b+a−4a2−b2ab3+2ab2−3a2b×a3b−2a2b2+ab3a2−b2
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phiếu
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Rút gọn
B=(1a+1b−2cab)(a+b+2c)÷(1a2+1b2+2ab−4c2a2b2)
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phiếu
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Rút gọn
A=a−[(16−a)aa2−4+3+2a2−a+3a−22+a]÷a−1a(a2+4a+4)
0
phiếu
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Rút gọn biểu thức
C=[(a+1a−1)2+3]÷[(a−1a+1)2+3]÷a3+1a3−1−2aa−1
0
phiếu
1đáp án
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Rút gọn biểu thức:
B=1a+1b+c1a−1b+c×(1+b2+c2−a22ab)×(a+b+c)−2
0
phiếu
1đáp án
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Rút gọn biểu thức
A=[a(a+b)2ab−16][(a+b)2ab−1]÷a3−b3a2b2
0
phiếu
1đáp án
772 lượt xem

Rút gọn biểu thức
1a(a−b)(a−c)+1a(b−a)(b−c)+1c(c−a)(c−b)
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