问题
填空题
不用计算器计算:log3
|
答案
log3
+lg25+lg4+7log72+(-9.8)027
=
log33+lg100+2+13 2
=
+2+33 2
=
.13 2
故答案为:
.13 2
不用计算器计算:log3
|
log3
+lg25+lg4+7log72+(-9.8)027
=
log33+lg100+2+13 2
=
+2+33 2
=
.13 2
故答案为:
.13 2