2log6(3)-log6(54)等于?
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2log6(3)-log6(54)等于?
2log6(3)-log6(54)等于?
2log6(3)-log6(54)等于?
2log6(3)-log6(54)等于?
=log6(9)-log6(54)
=log6(9/54)
=log6(1/6)
=-1;
很高兴为您解答,skyhunter002为您答疑解惑
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2log6(3)-log6(54)=2log6(3)-(log6(9)+log6(6))
= 2log6(3) -2log6(3) -log6(6)=-1
2log6(3)-log6(54)=log6(9)-log6(54)=log6(9 ∕ 54)=-1
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