A continuous and differentiable function \( y=f(x) \) is such that its graph cuts line \( y=m x+... VIDEO
A continuous and differentiable function \( y=f(x) \) is such that its graph cuts line \( y=m x+c \) at \( n \) distinct points. Then the minimum number of points at which \( f^{\prime \prime}(x)=0 \) is
(a) \( n-1 \)
(b) \( n-3 \)
(c) \( n-2 \)
(d) cant say
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