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已知函数y=f(x)在点(2,f (2))处的切线方程为y=-3x+1, 则f(2)+(2)= .
已知函数y=f(x)的图象在点M(1,f(1))处的切线方程是y=x+2,则f(1)+f′(1)=_____.
已知函数y=f(x)的图象在点M(1,f(1))处的切线方程是y=x+2,则f(1)
+f′(1)=________
已知函数y=f(x)的图象在点(3,f(3))处的切线方程是y=x+2,则f(3)+(3)=
A.
4
B.
5
C.
6
D.
7
已知函数y=f(x)的图象在点M(1,f(1))处的切线方程是y=x+2,则f(1)+f′(1)=________.