AnettBorges4689 AnettBorges4689
  • 06-02-2024
  • Mathematics
contestada

Find the value of r if the coefficient of (2r⁴)-th term and (r-2)ᵗh term in the expansion of (1-x)⁸ are equal.

a) 1
b) 2
c) 3
d) 4

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