若函数F(X)=aSIN2X+bTANX+1,F(-3)=5,则F(3)=?

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若函数F(X)=aSIN2X+bTANX+1,F(-3)=5,则F(3)=?
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若函数F(X)=aSIN2X+bTANX+1,F(-3)=5,则F(3)=?
若函数F(X)=aSIN2X+bTANX+1,F(-3)=5,则F(3)=?

若函数F(X)=aSIN2X+bTANX+1,F(-3)=5,则F(3)=?
F(-3)=a*sin2*(-3)+b*tan(-3)+1
=a*sin(-6)+b*tan(-3)+1
=-[a*sin6+b*tan3]+1
=5
a*sin6+b*tan3
=1-5=-4
F(3)=a*sin2*3+b*tan3+1
=a*sin6+b*tan3+1
=-4+1
=-3