计算:log3底4次根号27/3+7^log7底2
计算:log3底4次根号27/3+7^log7底2
计算log3 4次√27加LG25加LG4加7^log7 2
log3 (4√27)/3 +lg25 +lg4 +7^(log7 2)
log2^3*log3^7*log7^8
试证明:log7(2)/log7(3)=log3(2),其中7是底数,括号内的数字是真数
log2为底3*log3为底4*log4为底5log5底6*log6底7*log7底8=
(log5根号2底乘以log根号7底3 )/log根号5底3分之1乘以log7底4的立方根
log2(3)*log3(4)*log4(5)*log5(6)*log6(7)*log7(8)=?
log2(3)+log3(4)+log4(5)+log5(6)+log6(7)+log7(8)
(log3 4+log3 8)(log2 3+log2 9)+(log3 根号2)(log9 7)/(log1/3 7)
log3 √27+lg25+lg4+7的log7 2幂+(-9.8)º= 13/2 由其是7的log7 2幂.
求计算log3(27开四次方/3)xlog5[4^1/2log210-(3根号3)2/3-7log72]