题目内容
已知a,b为正常数,化简(2a
b
)•(-6a
b
)÷(3a
b
)后其结果为______.
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(2a
b
)•(-6a
b
)÷(3a
b
)=[2×(-6)÷3]a
+
-
b
+
-
=-4a1b0=-4a.
故答案为:-4a.
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故答案为:-4a.
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