题目

已知y是x的反比例函数,当x=5时,y=-1,那么当y=3时,x=____,当x=3时,y=_____.   答案:-;-  点拨:设y=(k≠0),因为x=5时,y=-1,则-1=,所以k=-5,所以y=-.所以当y=3时,3=-,x=-;当x=3时,y=-. After a heated discussion, the employees presented many ______ suggestions which might help improve the quality of the company’s product. A. accurate        B. optimistic      C. positive          D. temporary
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