首页
计算:(1)2log525+3log264-8log71(2)1.1+.
试题详情
计算:
(1)2log
525+3log
264-8log
71
(2)1.1+
.
相关试题
-
计算:
(1)2log525+3log264-8log71
(2)1.1+.
-
计算:
(1)8+(-)-()-2+)2
(2)2log525+3log216-8log71.
-
计算2log525+3log264-81n1=________.
-
求值:(1)
(2)2log525-3log264.
-
计算:(1)1.1-0.5-2+lg25+2lg2
(2)log2(46×25)+lg+2log510+log50.25
(3)sin+cos+tan(-)
-
(附加题)
(1)设集合A={1,2,3,…,10},求集合A的所有非空子集元素和的和.
(2)在区间[2,3]上,方程log2log3x=log3log2x的实根的个数共有______ 个.
-
2㏒525+3㏒264-lg(㏒3310)=________.
-
(1)计算;
(2)设log23=a,用a表示log49-3log26.
-
计算3log32+lg-lg5的结果为( )
A.2
B.1
C.3
D.-1
-
不使用计算器计算下列各式的值:
(1)
(2)log336-log34+log525.