you have 50 different songs: 20 by artist A, 8 by artist B, and 22 by artist C. a). how many different ways can you play first a song by artist A and then a song by artist B? b). how many differnt ways can you play first a song by artist A and then a song by artist B and then a song by artist C? c). if you don't restrict the order of the artists, how many different ways can you play three songs that each have a different artist?

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