Continuity and DifferentiabilityHard
Question
If f(x) = log |2x|, x ≠ 0, then f′(x) is equal to-
Options
A.1/x
B.- 1/x
C.- 1/|x|
D.None of these
Solution
f(x) = log | 2x | x ≠ 0
log | x | is define for | x | > 0
f(x) = log 2x
f′(x) =
log | x | is define for | x | > 0
f(x) = log 2x
f′(x) =
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