MAJOR 7TH CHORD RULESWHEN WE PRESS 1ST + 3RD + 5TH +7TH NOTE OF A MAJOR SCHEEL THEN IT MAKES MAJOR 7TH CHORDSএকা একা কি থাকা যায় বলো|Eka eka ki thaka jay bolo|guiter and piano chordsCM7 = C + E + G + BC#M7 = C# + F + G# + CDM7 = D + F# + A + C#D#M7 = D# + G + A# + DEM7 = E + G# + B + D#FM7 = F + A + C + EF#M7 = F# + A# + C# + FGM7 = G + B + D + F#G#M7 = G# + C + D# + GAM7 = A + C# + E + G#A#M7 = A# + D + F + A