There are 5 rock songs,6 carnatic songs and 3 indi pop songs.how many different albums can be formed using above repertoire if the albums should contain atleast 1 rock song and 1 carnatic song?

• 5C1 * 6C1 * {( 2^4)*( 2^5 )*( 2^3)} = 5*6*16*32*8 = 122880
• 12 years agoHelpfull: Yes(6) No(3)
• total albums=(5+1)(6+1)(3+1)-1=127
  albums with only indi pop=(3+1)-1=3
  
  albums with 1 carnatic,1 rock song=127-3=124
• 12 years agoHelpfull: Yes(0) No(4)