问题
填空题
log3
|
答案
log3
+lg25+lg4+7log72+（-9.8）0 27
=log33
+lg52+lg22+2+13 2
=
+2(lg5+lg2)+33 2
=
+53 2
=
．13 2
故答案为
．13 2
搜题请搜索小程序“爱下问搜题”
log3
|
log3
+lg25+lg4+7log72+（-9.8）0 27
=log33
+lg52+lg22+2+13 2
=
+2(lg5+lg2)+33 2
=
+53 2
=
．13 2
故答案为
．13 2