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Differential Calculus

find points of inflection of f(x)=(x-2)^6(x-3)^5
a)1
b)2
c)3
d)4
ans given is c

Profile image of Devang Mukherjee
8 Years agoGrade
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1 Answer

Profile image of Anish Singhal
7 Years ago
Because f’’(x) is 0 at 3 and if you find higher order differentiation, you will find that at x=3 f^n(3)=0.