f(x)=asin(πx+α)+bcos(πx+ β),若 f(2003)=5,则f(2004)=

发布时间:2021-02-25 17:46:46

f(x)=asin(πx+α)+bcos(πx+ β),若 f(2003)=5,则f(2004)=

网友回答

f(2003)=asin(2003π+α)+bcos(2003π+ β)
f(2004)=asin(2004π+α)+bcos(2004π+ β)
=asin(2003π+α+π)+bcos(2003π+ β+π)
=-asin(2003π+α)-bcos(2003π+ β+π)
=-f(2003)
=-5======以下答案可供参考======
供参考答案1:
-5
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