Q. The derivative of f(x) = cos(x) can be estimated using the approximation
| (A) < 0.1 % |
| (B) > 0.1 % and < 1 % |
| (C) > 1 % and < 5 % |
| (D) > 5 % |
Ans: > 0.1 % and < 1 %
Sol:
![Determine the correctness (or otherwise) of the following Assertion [A] and the Reason [R]](https://www.gkseries.com/blog/wp-content/uploads/2023/10/Determine-the-correctness-or-otherwise-of-the-following-Assertion-A-and-the-Reason-R.jpg)
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