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计算.(1)[12523+(116)-12+7]12(2)(214)12+20150-(338)23(3)2log525-3log232(4)log2716log38.

题目详情
计算.
(1)[125 
2
3
+(
1
16
 -
1
2
+7] 
1
2

(2)(2
1
4
 
1
2
+20150-(3
3
8
 
2
3

(3)2log525-3log232
(4)
log2716
log38

 
2
3
+(
1
16
 -
1
2
+7] 
1
2

(2)(2
1
4
 
1
2
+20150-(3
3
8
 
2
3

(3)2log525-3log232
(4)
log2716
log38
 
2
3
+(
1
16
 -
1
2
+7] 
1
2

(2)(2
1
4
 
1
2
+20150-(3
3
8
 
2
3

(3)2log525-3log232
(4)
log2716
log38
 
2
3
+(
1
16
 -
1
2
+7] 
1
2

(2)(2
1
4
 
1
2
+20150-(3
3
8
 
2
3

(3)2log525-3log232
(4)
log2716
log38
2
3
+(
1
16
 -
1
2
+7] 
1
2

(2)(2
1
4
 
1
2
+20150-(3
3
8
 
2
3

(3)2log525-3log232
(4)
log2716
log38
2
3
232233
1
16
 -
1
2
+7] 
1
2

(2)(2
1
4
 
1
2
+20150-(3
3
8
 
2
3

(3)2log525-3log232
(4)
log2716
log38
1
16
116111616 -
1
2
+7] 
1
2

(2)(2
1
4
 
1
2
+20150-(3
3
8
 
2
3

(3)2log525-3log232
(4)
log2716
log38
 -
1
2
+7] 
1
2

(2)(2
1
4
 
1
2
+20150-(3
3
8
 
2
3

(3)2log525-3log232
(4)
log2716
log38
 -
1
2
+7] 
1
2

(2)(2
1
4
 
1
2
+20150-(3
3
8
 
2
3

(3)2log525-3log232
(4)
log2716
log38
-
1
2
+7] 
1
2

(2)(2
1
4
 
1
2
+20150-(3
3
8
 
2
3

(3)2log525-3log232
(4)
log2716
log38
1
2
121122 
1
2

(2)(2
1
4
 
1
2
+20150-(3
3
8
 
2
3

(3)2log525-3log232
(4)
log2716
log38
 
1
2

(2)(2
1
4
 
1
2
+20150-(3
3
8
 
2
3

(3)2log525-3log232
(4)
log2716
log38
 
1
2

(2)(2
1
4
 
1
2
+20150-(3
3
8
 
2
3

(3)2log525-3log232
(4)
log2716
log38
1
2

(2)(2
1
4
 
1
2
+20150-(3
3
8
 
2
3

(3)2log525-3log232
(4)
log2716
log38
1
2
121122
1
4
 
1
2
+20150-(3
3
8
 
2
3

(3)2log525-3log232
(4)
log2716
log38
1
4
141144 
1
2
+20150-(3
3
8
 
2
3

(3)2log525-3log232
(4)
log2716
log38
 
1
2
+20150-(3
3
8
 
2
3

(3)2log525-3log232
(4)
log2716
log38
 
1
2
+20150-(3
3
8
 
2
3

(3)2log525-3log232
(4)
log2716
log38
1
2
+20150-(3
3
8
 
2
3

(3)2log525-3log232
(4)
log2716
log38
1
2
1211220
3
8
 
2
3

(3)2log525-3log232
(4)
log2716
log38
3
8
383388 
2
3

(3)2log525-3log232
(4)
log2716
log38
 
2
3

(3)2log525-3log232
(4)
log2716
log38
 
2
3

(3)2log525-3log232
(4)
log2716
log38
2
3

(3)2log525-3log232
(4)
log2716
log38
2
3
232233
52
log2716
log38
log2716
log38
log2716log38log2716log2716log2716log27162716log38log38log38log3838
▼优质解答
答案和解析
(1)[125 
2
3
+(
1
16
 -
1
2
+7] 
1
2

=[25+4+7] 
1
2

=6.
(2)(2
1
4
 
1
2
+20150-(3
3
8
 
2
3

=
3
2
+1-
9
4

=
1
4

(3)2log525-3log232
=4-3×5
=-11.
(4)
log2716
log38
=
4
3
log32
3log32
=
4
9
 
2
3
+(
1
16
 -
1
2
+7] 
1
2

=[25+4+7] 
1
2

=6.
(2)(2
1
4
 
1
2
+20150-(3
3
8
 
2
3

=
3
2
+1-
9
4

=
1
4

(3)2log525-3log232
=4-3×5
=-11.
(4)
log2716
log38
=
4
3
log32
3log32
=
4
9
2
3
23222333+(
1
16
 -
1
2
+7] 
1
2

=[25+4+7] 
1
2

=6.
(2)(2
1
4
 
1
2
+20150-(3
3
8
 
2
3

=
3
2
+1-
9
4

=
1
4

(3)2log525-3log232
=4-3×5
=-11.
(4)
log2716
log38
=
4
3
log32
3log32
=
4
9
1
16
116111161616) -
1
2
+7] 
1
2

=[25+4+7] 
1
2

=6.
(2)(2
1
4
 
1
2
+20150-(3
3
8
 
2
3

=
3
2
+1-
9
4

=
1
4

(3)2log525-3log232
=4-3×5
=-11.
(4)
log2716
log38
=
4
3
log32
3log32
=
4
9
 -
1
2
+7] 
1
2

=[25+4+7] 
1
2

=6.
(2)(2
1
4
 
1
2
+20150-(3
3
8
 
2
3

=
3
2
+1-
9
4

=
1
4

(3)2log525-3log232
=4-3×5
=-11.
(4)
log2716
log38
=
4
3
log32
3log32
=
4
9
-
1
2
12111222+7] 
1
2

=[25+4+7] 
1
2

=6.
(2)(2
1
4
 
1
2
+20150-(3
3
8
 
2
3

=
3
2
+1-
9
4

=
1
4

(3)2log525-3log232
=4-3×5
=-11.
(4)
log2716
log38
=
4
3
log32
3log32
=
4
9
 
1
2

=[25+4+7] 
1
2

=6.
(2)(2
1
4
 
1
2
+20150-(3
3
8
 
2
3

=
3
2
+1-
9
4

=
1
4

(3)2log525-3log232
=4-3×5
=-11.
(4)
log2716
log38
=
4
3
log32
3log32
=
4
9
1
2
12111222
=[25+4+7] 
1
2

=6.
(2)(2
1
4
 
1
2
+20150-(3
3
8
 
2
3

=
3
2
+1-
9
4

=
1
4

(3)2log525-3log232
=4-3×5
=-11.
(4)
log2716
log38
=
4
3
log32
3log32
=
4
9
 
1
2

=6.
(2)(2
1
4
 
1
2
+20150-(3
3
8
 
2
3

=
3
2
+1-
9
4

=
1
4

(3)2log525-3log232
=4-3×5
=-11.
(4)
log2716
log38
=
4
3
log32
3log32
=
4
9
1
2
12111222
=6.
(2)(2
1
4
 
1
2
+20150-(3
3
8
 
2
3

=
3
2
+1-
9
4

=
1
4

(3)2log525-3log232
=4-3×5
=-11.
(4)
log2716
log38
=
4
3
log32
3log32
=
4
9
1
4
14111444) 
1
2
+20150-(3
3
8
 
2
3

=
3
2
+1-
9
4

=
1
4

(3)2log525-3log232
=4-3×5
=-11.
(4)
log2716
log38
=
4
3
log32
3log32
=
4
9
 
1
2
+20150-(3
3
8
 
2
3

=
3
2
+1-
9
4

=
1
4

(3)2log525-3log232
=4-3×5
=-11.
(4)
log2716
log38
=
4
3
log32
3log32
=
4
9
1
2
12111222+201500-(3
3
8
 
2
3

=
3
2
+1-
9
4

=
1
4

(3)2log525-3log232
=4-3×5
=-11.
(4)
log2716
log38
=
4
3
log32
3log32
=
4
9
3
8
38333888) 
2
3

=
3
2
+1-
9
4

=
1
4

(3)2log525-3log232
=4-3×5
=-11.
(4)
log2716
log38
=
4
3
log32
3log32
=
4
9
 
2
3

=
3
2
+1-
9
4

=
1
4

(3)2log525-3log232
=4-3×5
=-11.
(4)
log2716
log38
=
4
3
log32
3log32
=
4
9
2
3
23222333
=
3
2
+1-
9
4

=
1
4

(3)2log525-3log232
=4-3×5
=-11.
(4)
log2716
log38
=
4
3
log32
3log32
=
4
9
3
2
32333222+1-
9
4

=
1
4

(3)2log525-3log232
=4-3×5
=-11.
(4)
log2716
log38
=
4
3
log32
3log32
=
4
9
9
4
94999444
=
1
4

(3)2log525-3log232
=4-3×5
=-11.
(4)
log2716
log38
=
4
3
log32
3log32
=
4
9
1
4
14111444.
(3)2log5525-3log2232
=4-3×5
=-11.
(4)
log2716
log38
=
4
3
log32
3log32
=
4
9
log2716
log38
log2716log38log2716log2716log27162716log38log38log3838=
4
3
log32
3log32
=
4
9
4
3
log32
3log32
4
3
log323log32
4
3
log32
4
3
log32
4
3
43444333log32323log323log323log3232=
4
9
4
9
49444999.