Mathematics
Senior High
この問題の答えがどうしてもあいません。
まるで囲ってある部分の詳しい途中式が欲しいです。
(2)
T
4
3
1
2 J
b(xl+hx-
cos4xsin x dx
T
4
T
3
4-1
(sin5x-sin3x) dx
T
3
1
1
+ [ - = - 0085x + = =+cos3x] {
cos5x
2
15
13
√√√2
+
60 30
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