Respuesta :

sqdancefan

9514 1404 393

Answer:

Left-to-right:

  • n
  • 1
  • n-1
  • 2
  • n-2
  • 2
  • n

Step-by-step explanation:

In this pattern, the exponents of 'a' and 'b' total n. The 'b' exponent value is the right-subscript of C. The exponents range from 0 to n. Generally, the 'a' exponents count down from n; the 'b' exponents count up from 0.

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Additional comment

You will see this pattern again. You might want to keep it handy.