The 11th study is planned to train G major arpeggios in “tresillos”, the complexity of this piece lays on the bow, you will play "down bow" and the next left-hand change will be "up bow", it is crucial to perform accurately movements. It would be easier if you accent the notes on the right arm while you adjust your left arm.
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This exercise seems to be more difficult than the 10th.
just a little xD