[" Prove that "],[[" 8.",67,19,21],[39,13,14],[81,24,26]|=-43]

Find the Determinant :- |[67, 19, 21], [39, 13, 14], [81, 24, 26]|

67,21,1939,14,1381,26,24]| is

Find the value of the following determinants: det[[67,19,2139,13,1481,24,26]]

without expanding prove that [22-24] |{:(7,12,-3),(9,14,-1),(8,13,-2):}|=0

Find the values of the following determinants : (i) |{:(12,3,4),(16,5,0),(21,-1,2):}| (ii) |{:(256,240,219),(240,225,198),(219,198,181):}| (iii) |{:(17,19,24),(6,8,13),(-1,1,6):}| (iv) |{:(67,19,21),(39,13,14),(81,24,26):}| (v) |{:(1,omega,omega^(2)),(omega,omega^(2),1),(omega^(2),omega,1):}|" where "omega "is a cube root of unity". (iv) |{:(1,x,y),(0,(2pi)/5,sin(pi)/10),(0,sin((2pi)/5),cos(pi)/10):}|

29, 37, 21, 43, 13, 53, 5

The median of 5,19,14,6,8,9,12,13,21 is

The median of 5,19,14,6,8,9,12,13,21 is