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【单选题】
若函数 是偶函数，那么 是（ ）A.
奇函数
B.
偶函数
C.
既是奇函数又是偶函数
D.
非偶函数
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举一反三
【简答题】consumer research involves interviewers employed by market research agencies，but 35__________ 查看材料
【简答题】Is market research important or not? Why?
【单选题】market research
A.
College application essay
B.
Business plan
C.
Psychology research paper
【单选题】From paragraph one, we can infer that
A.
market research is a waste of money.
B.
market research must not be used during an economic recession.
C.
market research doesn't necessarily help companies make products that can meet customers' need.
D.
customers are too hard to please.
【单选题】Which one is not the Market Demands Research? ( )
A.
Maximum and minimum market demand capacity
B.
Existing and potential market demand capacity
C.
Marketing opportunities in different market
D.
Technology development status and trend research
【多选题】Three areas of supply market research are
A.
macro-economic research
B.
meso-economic research
C.
mini-economic research
D.
micro-economic research
【简答题】Without research we can ’t be sure of the size of our market or even who our market is.
【简答题】Say something about market research (The importance of conducting market research before launching a new product.)
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