EXTEMPORE PLAYING - online tutorial
40 Lessons in how to correctly play improvisations.
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LESSON X |
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Second Inversions: The I2 and the IV2
Second inversions (or six-fours) are more restricted in their use than the chords hitherto used. If the student bears in mind the rule that the bass must never leap except in its own chord-line, he cannot go far wrong.
The three uses are:
(1) With stationary bass.
(2) With a chord-line bass.
(3) With a scale-line bass._
Each of these methods is applied before and after the six-four, which gives six devices, thus: |
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These are all interchangeable, i.e., any of the methods of approach may be followed by any of the methods of quitting.
The illustrations show the use of the I2. The IV2 is not used quite so freely; all the forms given are, however, possible, with the exception of d and m.
The commonest use of the I2 is in approaching the perÂfect cadence. The following formula is extremely frequent with the classical composers, and abounds in the pages of Haydn, Mozart and Beethoven: |
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