8^2m×4^n÷2^m-n (-2x^6)÷(-x)^3×(-x)

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8^2m×4^n÷2^m-n (-2x^6)÷(-x)^3×(-x)

8^2m×4^n÷2^m-n (-2x^6)÷(-x)^3×(-x)
8^2m×4^n÷2^m-n (-2x^6)÷(-x)^3×(-x)

8^2m×4^n÷2^m-n (-2x^6)÷(-x)^3×(-x)
(1) 原式=[(2)^3]^2m×[ (2)^2]^n÷2^m-n
=2^6m×2^2n÷2^m-n
=2^(6m+2n)÷2^m-n
=2^(6m+2n)-(m-n)
=2^5m+3n
(2)原式=(-2x^6)÷(-x^3)×(-x)
=2x^3×(-x)
=-2x^4