Fill in the blanks in each of the
If f(x) = |cosx – sinx|, then f’ 
____.
We have, f(x) = | cosx – sinx|
For 
, sin x > cos x
∴ f(x) = sin x - cos x
⇒ f’(x) = cos x – (-sin x) = cos x + sin x
⇒ 
Hence, 
100
Fill in the blanks in each of the
If f(x) = |cosx – sinx|, then f’ ____.
We have, f(x) = | cosx – sinx|
For , sin x > cos x
∴ f(x) = sin x - cos x
⇒ f’(x) = cos x – (-sin x) = cos x + sin x
⇒
Hence,