LOG4 SIN3/4π+LOG3 tan(-5/6π)=?
计算:log3 8×log4 27+5^(1-log5 2)+(27/8)^-(2/3)+sin3π/2
log3(4)*log4(5)*log5(6)*...*log80(81)
1sin3分之4π乘以6分之cos25π乘以tan-4分之3π=
log2(3)*log3(4)*log4(5)*log5(6)*log6(7)*log7(8)=?
计算:log3 4·log4 5·log5 6…log80 81=
log3 4 与log4 5 的大小
log3(8)/log3(4)=log4(8)吗 为什么
cosπ/3+tanπ/4+3tan²π/6+sinπ/2+cosπ+sin3π/2等于?.
log3(4)×log4(3)×log3(m)=log4(16)
log3*4为什么等于log4/log3
若log3^5 log5^7 log7^x=log4^2 log6^4 log8^6,求x=?
log2(3)+log3(4)+log4(5)+log5(6)+log6(7)+log7(8)