Sum and product of coefficient binomials

  1. Given two coefficient binomials [tex]\binom{a}{b}[/tex] and [tex]\binom{c}{d}[/tex] is possbile to express the sum and product those coefficient binomials as one other?
  2. jcsd
  3. Mark44

    Staff: Mentor

    Why don't you try answering your own question by expanding both and adding them or multiplying them?
  4. I didn't find an satisfactory answer, anyway, thanks!
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