Question

负二的六次方乘以负三的七次方乘以负六分之一的十四次方 简便方法.急.

Answer 1

=2^6×（-3^7）×(1/6)^14
=-2^6×3^7×6^(-14)
=-2^6×3^7×(2×3)^(-14)
=-2^6×2^(-14)×3^7×3^(-14)
=-2^(6-14)×3^(7-14)
=-2^(-8)×3(-7)
=-1/559872
望采纳