已知lg2=a,lg3=b,求下列各式的值(1)lg6(2)log3|4(3)log2|12(4)LG3/2
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![已知lg2=a,lg3=b,求下列各式的值(1)lg6(2)log3|4(3)log2|12(4)LG3/2](/uploads/image/z/5378676-60-6.jpg?t=%E5%B7%B2%E7%9F%A5lg2%3Da%2Clg3%3Db%2C%E6%B1%82%E4%B8%8B%E5%88%97%E5%90%84%E5%BC%8F%E7%9A%84%E5%80%BC%EF%BC%881%EF%BC%89lg6%EF%BC%882%29log3%7C4%283%29log2%7C12%284%29LG3%2F2)
已知lg2=a,lg3=b,求下列各式的值(1)lg6(2)log3|4(3)log2|12(4)LG3/2
已知lg2=a,lg3=b,求下列各式的值
(1)lg6
(2)log3|4
(3)log2|12
(4)LG3/2
已知lg2=a,lg3=b,求下列各式的值(1)lg6(2)log3|4(3)log2|12(4)LG3/2
(1)lg6=lg2x3=lg2+lg3=a+b
(2)log3|4=lg3-lg4=lg3-2lg2=b-2a
(3)log2|12=lg1/6=-lg6=-lg2-lg3=-a-b
(4)LG3/2=lg3-lg2=b-a