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Limits Continuity and Differentiability question

2019 · 9 Apr · Shift 1 · Q25

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JEE Main
Mathematics
Limits Continuity and Differentiability
2019 · 9 Apr · Shift 1 · Q25

Limits Continuity and Differentiability question

2019 · 9 Apr · Shift 1 · Q25

JEE MainMathematicsLimits Continuity and DifferentiabilityMCQ+4 / −1

Let ƒ(x) = 15 – |x – 10|; x

\in

R. Then the set of all values of x, at which the function, g(x) = ƒ(ƒ(x)) is not differentiable, is :

A
{10,15}
B
{5,10,15,20}
C
{10}
D
{5,10,15}

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