Tuesday 17 August 2021

Consider all \(2 \times 2\) matrices whose entries are distinct and taken from the set \(\{1,2,3,4\}.\) The sum of determinants of all such matrices is

No comments:

Post a Comment

Define \(f: \mathbb{R} \rightarrow \mathbb{R}\) by \[f(x)= \begin{cases}(1-\cos x) \sin \left(\frac{1}{x}\right), & x \neq 0 \\ 0, &a...