Question:
Evaluate: $\left|\begin{array}{lll}67 & 19 & 21 \\ 39 & 13 & 14 \\ 81 & 24 & 26\end{array}\right|$
Solution:
Click here to get exam-ready with eSaral
For making your preparation journey smoother of JEE, NEET and Class 8 to 10, grab our app now.