Q. 85.0( 1 Vote )

# Write the value of the derivation of f(x) = |x – 1| + |x – 3| at x = 2.

Answer :

As we need to differentiate f(x) = |x – 3| + |x – 1|

We know the property of a mod function that–

∴

∴

Hence,

As

∴

From above equation, we can say that

value of derivative at x = 2 is 0 ⇒ f’(2) = 0

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