1 votes 1 votes What is the value of a) 2 $a^2$ $b^2$ $c^2$ b) 4 $a^2$ $b^2$ $c^2$ c) 8 $a^2$ $b^2$ $c^2$ d) 0 Linear Algebra matrix engineering-mathematics isro-mech linear-algebra + – sh!va asked Mar 7, 2017 • edited Mar 8, 2019 by Naveen Kumar 3 sh!va 806 views answer comment Share Follow See 1 comment See all 1 1 comment reply Akriti sood commented Mar 7, 2017 reply Follow Share is answer 4a2b2c2..?? 0 votes 0 votes Please log in or register to add a comment.
Best answer 4 votes 4 votes Answer is b) 4a2b2c2 The best way to do such kind of question is that keep some values to each variable. So, a=1, b=1, c=1 and then apply determinant you will get 4 Option b) 4a2b2c2 is also giving 4 when a=1, b=1, c=1. Hence answer is B) 4a2b2c2. Shubhanshu answered Mar 7, 2017 • selected Mar 7, 2017 by sh!va Shubhanshu comment Share Follow See all 0 reply Please log in or register to add a comment.