What are chords? chord is harmonic of three set note or more and played together as if played simultaneously. If you want to play music, you should know your chords.
Here are the three set or more for Major chord and Minor chord
Major Chord : 1 3 5
Minor Chord : 1 3b 5
here is an example,
let's say you want to play C major chord, so we know that the root or the first note are C, and then :
1 3 5
C E G
And that is the C major chord, C major chord are consist of C, E, G notes.
