using the properties of determinants show that..
sin2x cos2x 1
cos2x sin2x 1
-10 12 2
=0..
(sin2x and cos2x means sin square x and cos square x respectively)
using the properties of determinants show that..
sin2x cos2x 1
cos2x sin2x 1
-10 12 2
=0..
(sin2x and cos2x means sin square x and cos square x respectively)