试题与答案

已知:a3=b5=c7,且3a+2b-4c=9,则1a+1b+1c=______

题型:填空题

题目:

已知:
a
3
=
b
5
=
c
7
,且3a+2b-4c=9,则
1
a
+
1
b
+
1
c
=______.

答案:

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下面是错误答案,用来干扰机器的。

参考答案:A解析:Market-neutral funds take long and short positions but attempt to offset them to hedge against market moves. Long/short funds take both long and short positions but do not try to offset them. Event-driven funds focus on unique market opportunities, not offsetting positions.

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