Calculation: - (a-b) of 2K + 1 power × (B-A) of 2K power × (a-b) of 2k-1 power (k is a positive integer) rt

Calculation: - (a-b) of 2K + 1 power × (B-A) of 2K power × (a-b) of 2k-1 power (k is a positive integer) rt

-2K + 1 power of (a-b) × (B-A) × 2k-1 power of (a-b)
=-(a-b)^(2k+1)×(b-a)^2k×(a-b)^(2k-1)
^Denotes the power
=-(a-b)^(2k+1)×(a-b)^2k×(a-b)^(2k-1)
=-(a-b)^(2k+1+2k+2k-1)
=-(a-b)^6k