(-1)×2×(-3)×4×(-5)×……×(-49)×50×(-2的50次方) -----------------------------------------(-1)×2×(-3)×4×(-5)×……×(-49)×50×(-2的50次方)------------------------------------------------------------- 2×4×6×

来源:学生作业帮助网 编辑:作业帮 时间:2024/11/15 07:33:59

(-1)×2×(-3)×4×(-5)×……×(-49)×50×(-2的50次方) -----------------------------------------(-1)×2×(-3)×4×(-5)×……×(-49)×50×(-2的50次方)------------------------------------------------------------- 2×4×6×
(-1)×2×(-3)×4×(-5)×……×(-49)×50×(-2的50次方) -----------------------------------------
(-1)×2×(-3)×4×(-5)×……×(-49)×50×(-2的50次方)
-------------------------------------------------------------
2×4×6×8×……×100

(-1)×2×(-3)×4×(-5)×……×(-49)×50×(-2的50次方) -----------------------------------------(-1)×2×(-3)×4×(-5)×……×(-49)×50×(-2的50次方)------------------------------------------------------------- 2×4×6×
答案是-1呀 都约了