(1og₂6)(1og4)等于?
2个回答
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log(2,6)log(6,4)
=lg6/lg2×(lg4/lg6)
=lg4/lg2
=log(2,4)
=2
一般地,log(a,b)log(b,c)=log(a,c),且可推广,如log(a,b)log(b,c)log(c,d)=log(a,d)
=lg6/lg2×(lg4/lg6)
=lg4/lg2
=log(2,4)
=2
一般地,log(a,b)log(b,c)=log(a,c),且可推广,如log(a,b)log(b,c)log(c,d)=log(a,d)
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展开全部
log(2,6)log(6,4)
=lg6/lg2×(lg4/lg6)
=lg4/lg2
=log(2,4)
=2
一般地,log(a,b)log(b,c)=log(a,c),且可推广,如log(a,b)log(b,c)log(c,d)=log(a,d)
=lg6/lg2×(lg4/lg6)
=lg4/lg2
=log(2,4)
=2
一般地,log(a,b)log(b,c)=log(a,c),且可推广,如log(a,b)log(b,c)log(c,d)=log(a,d)
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