(1-1⼀2x4)x(1-3⼀3x5)x(1-5⼀4x6)x(1-7⼀5x7)x(1-9⼀6x8)x(1-11⼀7x9)x(1-13⼀8x10)x(1-15⼀9x11)

(1-1/2x4)x(1-3/3x5)x(1-5/4x6)x(1-7/5x7)x(1-9/6x8)x(1-11/7x9)x(1-13/8x10)x(1-15/9x11)
2024-11-30 05:53:16
推荐回答(1个)
回答1:

=(1-6)X(1-15)X(1-27/2)X(1-63/5)X(1-4)X(1-27/7)X(1-15/4)X(1-11/3)
=5X14X(1-27/2)X(1-63/5)X3X(1-27/7)X(1-15/4)X(1-11/3)
=5X(1-63/5)X2X(1-27/2)X7X(1-27/7)X3X(1-11/3)X(1-15/4)
=(-58)X(-25)X(-20)X(-8)X(1-15/4)
=(-58)X(-25)X(-20)X22
=-63800