log3(4)*log4(5)*log5(6)*...*log80(81)
问题描述:
log3(4)*log4(5)*log5(6)*...*log80(81)
答
2^[log2(3)*log3(4)*log4(5)*log5(6)*log6(7)*log7(8)] =(2^log2(3))*log3(4)*log4(5)*log5(6)*log6(7)*log7(8) =(