Mathematics
Senior High
Solved

一つ目の式の変形はどういう意味ですか?解説お願いします🤲

=1/2 (sin 3x - sin x) dx =(-[cos3x]+[cos x]) (3) sin x cos 2x dx= 2 =1/{-1/(-1-1)+(-1-1)}=1/(-1/8) = 17/03 (−1−1) (−1−1)}=- 2 4 2|3 2 3

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