Let f : R → R be defined by f (x) = \{\table k-2x,\if x \leq -1;2x+3,\if x > -1. If 'f' has a local minimum at x = −1, then a possible value of k is

JEE Mains Model Paper 9

Question : 70 of 90

Marks: +1, -0

Let f : R → R be defined by
f (x) = {

k−2x	if‌x≤−1
2x+3	if‌x>−1

. If 'f' has a local minimum at x = −1, then a possible value of k is

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