Question

Постройте в Ре мажоре все устойчивые и не устойчивые интервалы

Answer 1

Устойчивые ре,фа,ля то есть 1,3 и5 ступень.

Answer 2

Building Stable and Unstable Intervals in D Major

To build all the stable and unstable intervals in D major, we need to understand the concept of intervals in music theory. An interval is the distance between two pitches, measured in terms of the number of letter names and accidentals (sharps or flats) between them.

In D major, the key signature consists of two sharps: F# and C#. This means that the notes in the D major scale are D, E, F#, G, A, B, and C#.

To build intervals, we start with the D major scale and count the number of letter names and accidentals between the two pitches.

Here are the stable and unstable intervals in D major:

Stable Intervals: 1. Unison (D to D) - The interval between two pitches of the same note. 2. Perfect Fourth (D to G) - The interval of four letter names and five half steps. 3. Perfect Fifth (D to A) - The interval of five letter names and seven half steps. 4. Octave (D to D) - The interval of eight letter names and twelve half steps.

Unstable Intervals: 1. Major Second (D to E) - The interval of two letter names and two half steps. 2. Major Third (D to F#) - The interval of three letter names and four half steps. 3. Major Sixth (D to B) - The interval of six letter names and nine half steps. 4. Major Seventh (D to C#) - The interval of seven letter names and eleven half steps.

Please note that the stability or instability of an interval is subjective and can vary depending on the musical context and personal preferences. The above list represents commonly recognized stable and unstable intervals in D major.