Question

В до мажоре построить D5\6 t3, D3\4 t3, D2 t6

Answer 1

Странная такая у тебя задача на обращение септаккордов.
Обращение септаккордов другие. D5/6 и D3/4 они не разрешаются в T3. 
D7 разрешается в T3
D5/6 разрешается в T53
D3/4 разрешается в T53 (полн. развёрнутое)
D2 разрешается в T6.

Ну, я тебе написал вот это, что тебе дали. На, лови задачу.

С-Dur.
D5/6 - Си, Ре, Фа, Соль.
T3 - До, До, До, Ми.
D34 - Ре, Фа, Соль, Си
T3 - До, До, До, Ми.
D2. Фа, Соль, Си, Ре
T6. Ми, Соль, До, До.

Answer 2

Building D Major Chord

To build a D major chord, we need to use the D major scale, which consists of the notes D, E, F#, G, A, B, and C#. The chord is typically constructed using the first, third, and fifth notes of the scale. In the case of D major, this would be the notes D, F#, and A.

D Major Chord in Different Positions

- D5\6+t3: This notation suggests a specific arrangement of the D major chord, possibly indicating the positions of the notes in the chord.

- D3\4+t3: This notation also seems to indicate a specific arrangement of the D major chord, possibly specifying the positions of the notes in the chord.

- D2+t6: Similarly, this notation appears to indicate a specific arrangement of the D major chord, possibly specifying the positions of the notes in the chord.

It seems that the provided notations are specific to a particular system or method of representing chord positions, but without further context, it's challenging to provide a precise interpretation.

If you have additional information or context about the notations, please feel free to share, and I can provide a more tailored response based on that information.