已知:f(x)=ax^5+bx^3+cx-8,且f(d)=10,求f(-d)

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已知:f(x)=ax^5+bx^3+cx-8,且f(d)=10,求f(-d)
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已知:f(x)=ax^5+bx^3+cx-8,且f(d)=10,求f(-d)
已知:f(x)=ax^5+bx^3+cx-8,且f(d)=10,求f(-d)

已知:f(x)=ax^5+bx^3+cx-8,且f(d)=10,求f(-d)
f(d)=ad^5+bd^3+cd-8=10
ad^5+bd^3+cd=18
f(-d)=a(-d)^5+b(-d)^3+c(-d)-8
=-ad^5-bd^3-cd-8
=-(ad^5+bd^3+cd)-8
=-18-8
=-26