首页
(1)求值:;(2) 求值:(lg5)2+lg2×lg50.
试题详情
(1)求值:
;
(2) 求值:(lg5)
2+lg2×lg50.
相关试题
-
不用计算器求下列各式的值.
(1);
(2)lg2•lg50+lg5•lg20-lg100•lg5•lg2.
-
不用计算器求下列各式的值.
(1);
(2)lg2•lg50+lg5•lg20-lg100•lg5•lg2.
-
计算:1+lg2lg5-lg2lg50-log35log259lg5=________.
-
求值:(lg2)2+lg2×lg5+lg50=________;(log23)•(log932)=________.
-
化简:
;
(2)lg2•lg50+lg25-lg5•lg20.
-
化简:
;
(2)lg2•lg50+lg25-lg5•lg20.
-
化简:lg5lg20-lg2lg50-lg25=________.
-
计算lg2lg50+lg25-lg5lg20=________.
-
(1)化简:;
(2)求值:(lg5)2+lg2×lg50.
-
计算:
(1);
(2)(lg5)2+lg2×lg50.